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You would like to give word a happy home but with so many words in the English Language, you feel a bit lost.

Have a look at our Collins dictionary online. Here you can see for yourself every word in our database, and whether it’s available to adopt. You’ll soon feel inspired.

 

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o

the 15th letter and fourth vowel of the modern English alphabet
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o'

shortened form of of
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O'-

(in surnames of Irish Gaelic origin) descendant of
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o'clock

used after a number from one to twelve to indicate the hour of the day or night
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o'er

a poetic contraction of over
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o-

short for ortho-
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O-ring

a rubber ring used in machinery as a seal against oil, air, etc
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o.e.

omissions excepted
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o.g.

own goal
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O.K.

an expression of approval, agreement, etc
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o.n.o.

or near(est) offer
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o.p.

out of print
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o.s.

out of stock
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o/c

overcharge
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Oswiecim

the Polish name for Auschwitz
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oaf

a stupid or loutish person
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Oahu

an island in central Hawaii: the third largest of the Hawaiian Islands. Chief town: Honolulu. Pop: 876 151 (2000). Area: 1574 sq km (608 sq miles)
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oak

any deciduous or evergreen tree or shrub of the fagaceous genus Quercus, having acorns as fruits and lobed leaves
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oaked

relating to wine that is stored for a time in oak barrels prior to bottling
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oaken

made of the wood of the oak
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Oakham

a market town in E central England, the administrative centre of Rutland. Pop: 9620 (2001)
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Oakland

a port and industrial centre in W California, on San Francisco Bay; damaged by earthquake in 1989. Pop: 398 844 (2003 est)
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Oaks

a horse race for fillies held annually at Epsom since 1779: one of the classics of English flat racing
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oakum

loose fibre obtained by unravelling old rope, used esp for caulking seams in wooden ships
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Oakville

a city in SE Canada, in SE Ontario on Lake Ontario southwest of Toronto: motor-vehicle industry. Pop: 144 738 (2001)
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oaky

hard like the wood of an oak
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oanshagh

a foolish girl or woman
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OAP

old age pension
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OAPEC

Organization of Arab Petroleum Exporting Countries
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oar

a long shaft of wood for propelling a boat by rowing, having a broad blade that is dipped into and pulled against the water. Oars were also used for steering certain kinds of ancient sailing boats
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oared

equipped with oars
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oarfish

a very long ribbonfish, Regalecus glesne, with long slender ventral fins
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oarlock

a swivelling device attached to the gunwale of a boat that holds an oar in place and acts as a fulcrum during rowing
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oarsman

a man who rows, esp one who rows in a racing boat
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oarweed

any of various brown seaweeds, especially a kelp of the genus Laminaria, with long broad fronds, common below the low-water mark
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OAS

Organization of American States
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oasis

a fertile patch in a desert occurring where the water table approaches or reaches the ground surface
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oast

a kiln for drying hops

Sorry this word has been given a happy home by: Mr James Clarkson
Reason for adoption: It\'s the type of house our family lives in
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oat

an erect annual grass, Avena sativa, grown in temperate regions for its edible seed
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oatcake

a brittle unleavened oatmeal biscuit
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oaten

made of oats or oat straw
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oath

a solemn pronouncement to affirm the truth of a statement or to pledge a person to some course of action, often involving a sacred being or object as witness
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oatmeal

meal ground from oats, used for making porridge, oatcakes, etc
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OAU

the former Organization of African Unity (now called the African Union)
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Oaxaca

a state of S Mexico, on the Pacific: includes most of the Isthmus of Tehuantepec; inhabited chiefly by Indians. Capital: Oaxaca de Ju?rez. Pop: 3 432 180 (2000). Area: 95 363 sq km (36 820 sq miles)
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Ob

a river in N central Russia, formed at Bisk by the confluence of the Biya and Katun Rivers and flowing generally north to the Gulf of Ob (an inlet of the Arctic Ocean): one of the largest rivers in the world, with a drainage basin of about 2 930 000 sq km (1 131 000 sq miles). Length: 3682 km (2287 miles)
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ob-

inverse or inversely
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ob.

(on tombstones) obiit
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oba

(in W Africa) a Yoruba chief or ruler
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Obad.

Obadiah
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Obadiah

a Hebrew prophet
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Oban

a small port and resort in W Scotland, in Argyll and Bute on the Firth of Lorne. Pop: 8120 (2001)
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obb.

obbligato
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obbligato

not to be omitted in performance
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obconic

(of a fruit or similar part) shaped like a cone and attached at the pointed end
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obcordate

heart-shaped and attached at the pointed end
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obdt

obedient
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obdurate

not easily moved by feelings or supplication; hardhearted
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OBE

Officer of the Order of the British Empire (a Brit title)
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obeah

another word for obi
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obedience

the condition or quality of being obedient
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obedient

obeying or willing to obey
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obedientiary

the holder of any monastic office under the superior
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obeisance

an attitude of deference or homage
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obelisk

a stone pillar having a square or rectangular cross section and sides that taper towards a pyramidal top, often used as a monument in ancient Egypt
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obelize

to mark (a word or passage) with an obelus
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obelus

a mark ( or ?) used in editions of ancient documents to indicate spurious words or passages
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Ober?sterreich

the German name for Upper Austria
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Oberammergau

a village in S Germany, in Bavaria in the foothills of the Alps: famous for its Passion Play, performed by the villagers every ten years (except during the World Wars) since 1634, in thanksgiving for the end of the Black Death. Pop: 5363 (2003 est)
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Oberhausen

an industrial city in W Germany, in North Rhine-Westphalia on the Rhine-Herne Canal: site of the first ironworks in the Ruhr. Pop: 220 033 (2003 est)
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Oberland

the lower parts of the Bernese Alps in central Switzerland, mostly in S Bern canton
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Oberon

(in medieval folklore) the king of the fairies, husband of Titania
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obese

excessively fat or fleshy; corpulent
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obesogenic

causing obesity
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obey

to carry out (instructions or orders); comply with (demands)
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obfuscate

to obscure or darken

Sorry this word has been given a happy home by: Mr Stewart Denholm
Reason for adoption: Any word would have done.
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obfuscation

the act or an instance of making something obscure, dark, or difficult to understand
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obi

a broad sash tied in a large flat bow at the back, worn by Japanese women and children as part of the national costume
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obit

a memorial service
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obituary

a published announcement of a death, often accompanied by a short biography of the dead person
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obj.

object(ive)
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object

a tangible and visible thing
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objectify

to represent concretely; present as an object
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objection

an expression, statement, or feeling of opposition or dislike
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objectionable

unpleasant, offensive, or repugnant
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objective

existing independently of perception or an individual's conceptions
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objectivism

the tendency to stress what is objective
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objure

to put on oath
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objurgate

to scold or reprimand
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oblanceolate

(esp of leaves) having a rounded apex and a tapering base
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oblast

an administrative division of the constituent republics of Russia
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oblate

having an equatorial diameter of greater length than the polar diameter
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oblation

the offering of the bread and wine of the Eucharist to God
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obligate

to compel, constrain, or oblige morally or legally
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obligation

a moral or legal requirement; duty
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obligato

a variant spelling of obbligato
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obligatory

required to be done, obtained, possessed, etc
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oblige

to bind or constrain (someone to do something) by legal, moral, or physical means
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obligee

a person in whose favour an obligation, contract, or bond is created; creditor
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obligement

a kind helpful action; favour
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obliging

ready to do favours; agreeable; kindly
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obligor

a person who binds himself by contract to perform some obligation; debtor
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oblique

at an angle; slanting; sloping
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obliquity

the state or condition of being oblique
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obliterate

to destroy every trace of; wipe out completely
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oblivion

the condition of being forgotten or disregarded
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oblivious

unaware or forgetful
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oblong

having an elongated, esp rectangular, shape
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obloquy

defamatory or censorious statements, esp when directed against one person
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obmutescence

persistent silence
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obnoxious

extremely unpleasant
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obnubilate

to darken or obscure
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oboe

a woodwind instrument of the family that includes the bassoon and cor anglais, consisting of a conical tube fitted with a mouthpiece having a double reed. It has a penetrating nasal tone. Range: about two octaves plus a sixth upwards from B flat below middle C
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obolus

a modern Greek unit of weight equal to one tenth of a gram
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obovate

(of a leaf or similar flat part) shaped like the longitudinal section of an egg with the narrower end at the base; inversely ovate
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obovoid

(of a fruit or similar solid part) egg-shaped with the narrower end at the base
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obreption

the obtaining of something, such as a gift, in Scots Law esp a grant from the Crown, by giving false information
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obs.

obsolete
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obscene

offensive or outrageous to accepted standards of decency or modesty
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obscenity

the state or quality of being obscene
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obscurant

an opposer of reform and enlightenment
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obscure

unclear or abstruse
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obscurity

the state or quality of being obscure
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obsecrate

a rare word for beseech
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obsecration

A derivative of obsecrate
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obsequent

(of a river) flowing into a subsequent stream in the opposite direction to the original slope of the land
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obsequies

funeral rites
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obsequious

obedient or attentive in an ingratiating or servile manner
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observance

recognition of or compliance with a law, custom, practice, etc
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observant

paying close attention to detail; watchful or heedful
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observation

the act of observing or the state of being observed
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observatory

an institution or building specially designed and equipped for observing meteorological and astronomical phenomena
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observe

to see; perceive; notice
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observer

a person or thing that observes
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obsess

to preoccupy completely; haunt
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obsession

a persistent idea or impulse that continually forces its way into consciousness, often associated with anxiety and mental illness
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obsessive

motivated by a persistent overriding idea or impulse, often associated with anxiety and mental illness
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obsidian

a dark volcanic glass formed by very rapid solidification of lava

Sorry this word has been given a happy home by: Mr glyn maxwell
Reason for adoption: I thought it was nice. I didn\'t know it was in \'Star Trek\'
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obsolesce

to become obsolete
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obsolescent

becoming obsolete or out of date
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obsolete

out of use or practice; not current
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obstacle

a person or thing that opposes or hinders something
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obstet.

obstetric(s)
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obstetric

of or relating to childbirth or obstetrics
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obstetrician

a physician who specializes in obstetrics
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obstetrics

the branch of medicine concerned with childbirth and the treatment of women before and after childbirth
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obstinacy

the state or quality of being obstinate
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obstinate

adhering fixedly to a particular opinion, attitude, course of action, etc
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obstipation

a severe form of constipation, usually resulting from obstruction of the intestinal tract
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obstreperous

noisy or rough, esp in resisting restraint or control

Sorry this word has been given a happy home by: Mrs Helen Burns
Reason for adoption: It reminds me of my Mum ... and my sister ... myself and my daughter.
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obstruct

to block (a road, passageway, etc) with an obstacle
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obstruction

a person or thing that obstructs
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obstructionist

a person who deliberately obstructs business, esp in a legislature
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obstruent

causing obstruction, esp of the intestinal tract
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obtain

to gain possession of; acquire; get
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obtect

(of a pupa) encased in a hardened secretion so that the wings, legs, etc, are held immovably to the body, as in butterflies
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obtemper

to comply (with)
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obtest

to beg (someone) earnestly
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obtrude

to push (oneself, one's opinions, etc) on others in an unwelcome way
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obtrusive

obtruding or tending to obtrude
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obtund

to deaden or dull
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obturate

to stop up (an opening, esp the breech of a gun)
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obtuse

mentally slow or emotionally insensitive
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obverse

facing or turned towards the observer
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obvert

to deduce the obverse of (a proposition)
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obviate

to do away with or counter
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obvious

easy to see or understand; evident
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obviously

in a way that is easy to see or understand; evidently
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obvolute

(of leaves or petals in the bud) folded so that the margins overlap each other
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OC

Officer Commanding
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oca

any of various South American herbaceous plants of the genus Oxalis, cultivated for their edible tubers: family Oxalidaceae
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OCAM

Organisation commune africaine et malgache: an association of the 14 principal Francophone states of Africa, established in 1965 to further political cooperation and economic and social development
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ocarina

an egg-shaped wind instrument with a protruding mouthpiece and six to eight finger holes, producing an almost pure tone
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occasion

the time of a particular happening or event
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occasional

taking place from time to time; not frequent or regular
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occasionalism

the post-Cartesian theory that the seeming interconnection of mind and matter is effected by God
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occasionally

from time to time
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occasions

needs; necessities
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occident

a literary or formal word for west
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occidental

a literary or formal word for western
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Occidentalize

to make or become Occidental
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occipital

of or relating to the back of the head or skull
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occiput

the back part of the head or skull
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occlude

to block or stop up (a passage or opening); obstruct
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occlusion

the act or process of occluding or the state of being occluded
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occlusive

of or relating to the act of occlusion
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occult

of or characteristic of magical, mystical, or supernatural arts, phenomena, or influences
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occultation

the temporary disappearance of one celestial body as it moves out of sight behind another body
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occultism

belief in and the study and practice of magic, astrology, etc
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occupancy

the act of occupying; possession of a property
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occupant

a person, thing, etc, holding a position or place
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occupation

a person's regular work or profession; job or principal activity
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occupational

of, relating to, or caused by an occupation
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occupier

a person who is in possession or occupation of a house or land
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occupy

to live or be established in (a house, flat, office, etc)
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occur

to happen; take place; come about
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occurrence

something that occurs; a happening; event
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occurrent

(of a property) relating to some observable feature of its bearer
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occy

in every direction
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OCD

obsessive-compulsive disorder
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ocean

a very large stretch of sea, esp one of the five oceans of the world, the Atlantic, Pacific, Indian, Arctic, and Antarctic
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ocean-going

(of a ship, boat, etc) suited for travel on the open ocean
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oceanarium

a large saltwater aquarium for marine life
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Oceania

the islands of the central and S Pacific, including Melanesia, Micronesia, and Polynesia: sometimes also including Australasia and the Malay Archipelago
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Oceanian

of or relating to Oceania or its inhabitants
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oceanic

of or relating to the ocean
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Oceanid

any of the ocean nymphs born of Oceanus and Tethys
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oceanog.

oceanography
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oceanography

the branch of science dealing with the physical, chemical, geological, and biological features of the oceans and ocean basins
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oceanology

the study of the sea, esp of its economic geography
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Oceanus

a Titan, divinity of the stream believed to flow around the earth
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ocellus

the simple eye of insects and some other invertebrates, consisting basically of light-sensitive cells
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ocelot

a feline mammal, Felis pardalis, inhabiting the forests of Central and South America and having a dark-spotted buff-brown coat
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och

an expression of surprise, contempt, annoyance, impatience, or disagreement
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oche

the mark or ridge on the floor behind which a player must stand to throw
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ocher

the US spelling of ochre
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ocherous

A derivative of ocher
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ochery

A derivative of ocher
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ochlocracy

rule by the mob; mobocracy
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ochlophobia

the fear of crowds
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ochone

an expression of sorrow or regret
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ochre

any of various natural earths containing ferric oxide, silica, and alumina: used as yellow or red pigments
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ochrea

a cup-shaped structure that sheathes the stems of certain plants, formed from united stipules or leaf bases
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ocicat

a breed of large short-haired cat with a spotted coat
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ocker

an uncultivated or boorish Australian
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ockodols

one's feet when wearing boots
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ocotillo

a cactus-like tree, Fouquieria splendens, of Mexico and the southwestern US, with scarlet tubular flowers: used for hedges and candlewood: family Fouquieriaceae
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OCR

optical character reader or recognition
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ocrea

a variant spelling of ochrea
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ocreate

possessing an ocrea; sheathed
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OCS

Officer Candidate School
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Oct

October
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oct-

a variant of octo-
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octa

a variant spelling of okta
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octa-

a variant of octo-
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octachord

an eight-stringed musical instrument
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octad

a group or series of eight
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octagon

a polygon having eight sides
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octagonal

having eight sides and eight angles
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octahedral

having eight plane surfaces
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octahedrite

another name for anatase
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octahedron

a solid figure having eight plane faces
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octamerous

consisting of eight parts, esp (of flowers) having the parts arranged in groups of eight
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octameter

a verse line consisting of eight metrical feet
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octane

a liquid alkane hydrocarbon found in petroleum and existing in 18 isomeric forms, esp the isomer n-octane. Formula: C8H18
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octangle

a less common name for octagon
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octangular

having eight angles
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Octans

a faint constellation in the S hemisphere in which the S celestial pole is situated
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octant

any of the eight parts into which the three planes containing the Cartesian coordinate axes divide space
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octarchy

government by eight rulers
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octaroon

a variant spelling of octoroon
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octavalent

having a valency of eight
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octave

the interval between two musical notes one of which has twice the pitch of the other and lies eight notes away from it counting inclusively along the diatonic scale
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octavo

a book size resulting from folding a sheet of paper of a specified size to form eight leaves
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octennial

occurring every eight years
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octet

any group of eight, esp eight singers or musicians
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octillion

(in Britain and Germany) the number represented as one followed by 48 zeros (1048)
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octo-

eight
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October

the tenth month of the year, consisting of 31 days
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Octobrist

a member of a Russian political party favouring the constitutional reforms granted in a manifesto issued by Nicholas II in Oct 1905
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octocentenary

an eight-hundredth anniversary
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octodecimo

another word for eighteenmo
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octogenarian

a person who is from 80 to 89 years old
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Octomom

The media phenomenon relating to the travails of the mother of the octuplets.
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octonary

relating to or based on the number eight
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octopod

any cephalopod mollusc of the order Octopoda, including octopuses and the paper nautilus, having eight tentacles, and lacking an internal shell
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octopus

any cephalopod mollusc of the genera Octopus, Eledone, etc, having a soft oval body with eight long suckered tentacles and occurring at the sea bottom: order Octopoda (octopods)
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octoroon

a person having one quadroon and one White parent and therefore having one-eighth Black blood
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octosyllable

a line of verse composed of eight syllables
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octroi

(in some European countries, esp France) a duty on various goods brought into certain towns or cities
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octuple

a quantity or number eight times as great as another
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ocular

of or relating to the eye
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ocularist

a person who makes artificial eyes
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oculate

possessing eyes
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oculist

a former term for ophthalmologist
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oculo-

indicating the eye
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oculomotor

relating to or causing eye movements
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od

a hypothetical force formerly thought to be responsible for many natural phenomena, such as magnetism, light, and hypnotism
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ODA

Overseas Development Administration, now superseded by the Department for International Development (DFID)
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odalisque

a female slave or concubine
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odd

unusual or peculiar in appearance, character, etc
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odd-jobman

a person who does casual work, esp domestic repairs
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odd-pinnate

(of a plant leaf) pinnate with a single leaflet at the apex
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oddball

a strange or eccentric person
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Oddfellow

a member of the Independent Order of Oddfellows, a secret benevolent and fraternal association founded in England in the 18th century
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oddity

an odd person or thing
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oddment

an odd piece or thing; leftover
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odds

the probability, expressed as a ratio, that a certain event will take place
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odds-on

(of a chance, horse, etc) rated at even money or less to win
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ode

a lyric poem, typically addressed to a particular subject, with lines of varying lengths and complex rhythms
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odea

the plural of odeum
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Odelsting

the lower chamber of the Norwegian parliament
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Odense

a port in S Denmark, on Funen Island: cathedral founded by King Canute in the 11th century. Pop: 145 554 (2004 est)
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Oder

a river in central Europe, rising in the NE Czech Republic and flowing north and west, forming part of the border between Germany and Poland, to the Baltic. Length: 913 km (567 miles)
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Odessa

a port in S Ukraine on the Black Sea: the chief Russian grain port in the 19th century; university (1865); industrial centre and important naval base. Pop: 1 010 000 (2005 est)
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odeum

(esp in ancient Greece and Rome) a building for musical performances
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ODI

one-day international
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Odin

the supreme creator god; the divinity of wisdom, culture, war, and the dead
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odious

offensive; repugnant
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odium

the dislike accorded to a hated person or thing
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odometer

a device that records the number of miles that a bicycle or motor vehicle has travelled
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odontalgia

a technical name for toothache
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odontalgic

A derivative of odontalgia
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odonto-

indicating a tooth or teeth
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odontoblast

any of a layer of cells lining the pulp cavity of a tooth and giving rise to the dentine
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odontoglossum

any epiphytic orchid of the tropical American genus Odontoglossum, having clusters of brightly coloured flowers
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odontoid

toothlike
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odontolite

another name for bone turquoise
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odontology

the branch of science concerned with the anatomy, development, and diseases of teeth and related structures
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odontophore

an oral muscular protrusible structure in molluscs that supports the radula
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odontorhynchous

(of birds) having toothlike ridges inside the beak
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odor

the US spelling of odour
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odoriferous

having or emitting an odour, esp a fragrant one
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odorimetry

the measurement of the strength and permanence of odours
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odoriphore

the group of atoms in an odorous molecule responsible for its odour
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odorless

A derivative of odor
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odorous

having or emitting a characteristic smell or odour
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odour

the property of a substance that gives it a characteristic scent or smell
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Odra

the Czech and Polish name for the Oder
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odyl

other words for od
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Odysseus

one of the foremost of the Greek heroes at the siege of Troy, noted for his courage and ingenuity. His return to his kingdom of Ithaca was fraught with adventures in which he lost all his companions and he was acknowledged by his wife Penelope only after killing her suitors
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Odyssey

a Greek epic poem, attributed to Homer (c. 800 bc), describing the ten-year homeward wanderings of Odysseus after the fall of Troy
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Oe

oersted
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OECD

Organization for Economic Cooperation and Development; an association of 21 nations to promote growth and trade, set up in 1961 to supersede the OEEC
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oecological

A derivative of oecology
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oecology

a less common spelling of ecology
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oecumenical

a less common spelling of ecumenical
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OED

Oxford English Dictionary
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oedema

an excessive accumulation of serous fluid in the intercellular spaces of tissue
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Oedipus

the son of Laius and Jocasta, the king and queen of Thebes, who killed his father, being unaware of his identity, and unwittingly married his mother, by whom he had four children. When the truth was revealed, he put out his eyes and Jocasta killed herself
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oedometer

an instrument for measuring the rate and amount of consolidation of a soil specimen under pressure
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OEEC

Organization for European Economic Cooperation; an organization of European nations set up in 1948 to allocate postwar US aid and to stimulate trade and cooperation. It was superseded by the OECD in 1961
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oeillade

an amorous or suggestive glance; ogle
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OEM

original equipment manufacturer: a computer company whose products are made by customizing basic parts supplied by others
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oenology

the study of wine
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oenomel

a drink made of wine and honey
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Oenone

a nymph of Mount Ida, whose lover Paris left her for Helen
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oenophile

a lover or connoisseur of wines
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oenothera

any plant of the large taxonomically complicated American genus Oenothera, typically having yellow flowers that open in the evening: family Onagraceae
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oersted

the cgs unit of magnetic field strength; the field strength that would cause a unit magnetic pole to experience a force of 1 dyne in a free space. It is equivalent to 79.58 amperes per metre
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oesophagoscope

an instrument for examining the oesophagus
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oesophagus

the part of the alimentary canal between the pharynx and the stomach; gullet
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oestradiol

the most potent oestrogenic hormone secreted by the mammalian ovary: synthesized and used to treat oestrogen deficiency and cancer of the breast. Formula: C18H24O2
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oestrin

an obsolete term for oestrogen
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oestriol

a weak oestrogenic hormone secreted by the mammalian ovary: a synthetic form is used to treat oestrogen deficiency. Formula: C18H24O3
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oestrogen

any of several steroid hormones, that are secreted chiefly by the ovaries and placenta, that induce oestrus, stimulate changes in the female reproductive organs during the oestrous cycle, and promote development of female secondary sexual characteristics
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oestrone

a weak oestrogenic hormone secreted by the mammalian ovary and having the same medical uses as oestradiol. Formula: C18H22O2
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oestrus

a regularly occurring period of sexual receptivity in most female mammals, except humans, during which ovulation occurs and copulation can take place; heat
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of

used with a verbal noun or gerund to link it with a following noun that is either the subject or the object of the verb embedded in the gerund

Sorry this word has been given a happy home by: Mr Don Bowen
Reason for adoption: I of always thought she\'s smashing!
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ofay

a derogatory term for a White person
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Ofcom

Office of Communications: a government body regulating the telecommunications industries; a super-regulator merging the Radio Authority, Independent Television Commission, and Oftel
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off

used to indicate actions in which contact is absent or rendered absent, as between an object and a surface
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off-air

obtained by reception of a radiated broadcasting signal rather than by line feed
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off-Broadway

designating the kind of experimental, low-budget, or noncommercial productions associated with theatre outside the Broadway area in New York
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off-centre

displaced from a centre point or axis
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off-glide

a glide caused by the movement of the articulators away from their position in articulating the previous speech sound
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off-licence

a shop, or a counter in a pub or hotel, where alcoholic drinks are sold for consumption elsewhere
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off-load

to get rid of (something unpleasant or burdensome), as by delegation to another
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off-off-Broadway

of or relating to highly experimental informal small-scale theatrical productions in New York, usually taking place in caf?s, small halls, etc
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off-peak

of or relating to services as used outside periods of intensive use or electricity supplied at cheaper rates during the night
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off-piste

of or relating to skiing on virgin snow off the regular runs
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off-putting

disconcerting or disturbing
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off-ramp

a short steep one-way road by which traffic can leave a motorway or highway
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off-road

(of a motor vehicle) designed or built for use away from public roads, esp on rough terrain
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off-roader

a motor vehicle designed for use away from public roads, esp on rough terrain
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off-roading

the sport or activity of driving vehicles over rough terrain
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off-sales

sales of alcoholic drink for consumption off the premises by a pub or an off-licence attached to a pub
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off-site

away from the principle area of activity
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off-street

located away from a street
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off-the-wall

new or unexpected in an unconventional or eccentric way
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off-white

a colour, such as cream or bone, consisting of white mixed with a tinge of grey or with a pale hue
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OFFA

Orthopaedic Foundation for Animals
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offal

the edible internal parts of an animal, such as the heart, liver, and tongue
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Offaly

an inland county of E central Republic of Ireland, in Leinster province: formerly an ancient kingdom, which also included parts of Tipperary, Leix, and Kildare. County town: Tullamore. Pop: 63 663 (2002). Area: 2000 sq km (770 sq miles)
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offbeat

any of the normally unaccented beats in a bar, such as the second and fourth beats in a bar of four-four time. They are stressed in most rock and some jazz and dance music, such as the bossa nova
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offcut

a piece of paper, plywood, fabric, etc, remaining after the main pieces have been cut; remnant
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Offenbach

a city in central Germany, on the River Main in Hesse opposite Frankfurt am Main: leather-goods industry. Pop: 119 208 (2003 est)
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offence

a violation or breach of a law, custom, rule, etc
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offend

to hurt the feelings, sense of dignity, etc, of (a person)
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offensive

unpleasant or disgusting, as to the senses
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offer

to present or proffer (something, someone, oneself, etc) for acceptance or rejection
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offering

something that is offered
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offertory

the oblation of the bread and wine at the Eucharist
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offhand

without care, thought, or consideration; sometimes, brusque or ungracious
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office

a room or set of rooms in which business, professional duties, clerical work, etc, are carried out
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officer

a person in the armed services who holds a position of responsibility, authority, and duty, esp one who holds a commission
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official

of or relating to an office, its administration, or its duration
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officialdom

the outlook or behaviour of officials, esp those rigidly adhering to regulations; bureaucracy
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officialese

language characteristic of official documents, esp when verbose or pedantic
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officially

in a formal or authoritative manner
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officiant

a person who presides and officiates at a religious ceremony
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officiary

a body of officials
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officiate

to hold the position, responsibility, or function of an official
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officinal

(of pharmaceutical products) available without prescription
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officious

unnecessarily or obtrusively ready to offer advice or services
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offing

the part of the sea that can be seen from the shore
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offish

aloof or distant in manner
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offprint

a separate reprint of an article that originally appeared in a larger publication
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offscourings

scum; dregs
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offset

something that counterbalances or compensates for something else
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offshoot

a shoot or branch growing from the main stem of a plant
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offshore

from, away from, or at some distance from the shore
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offshoring

the practice of moving a company's operating base to a foreign country where labour costs are cheaper
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offside

(in football, hockey, etc) in a position illegally ahead of the ball or puck when it is played, usually when within one's opponents' half or the attacking zone
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offsider

a partner or assistant
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offspring

the immediate descendant or descendants of a person, animal, etc; progeny
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offstage

out of the view of the audience; off the stage
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Ofgas

Office of Gas Supply: merged with Offer in 1999 to form Ofgem
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Ofgem

Office of Gas and Electricity Markets: a government body formed in 1999 by the merger of the separate regulatory bodies for gas and electricity; its functions are to promote competition and protect consumers' interests
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oflag

a German prisoner-of-war camp for officers in World War II
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Oflot

Office of the National Lottery, now superseded by the National Lottery Commission
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OFM

Ordo Fratrum Minorum (the Franciscans)
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OFris

Old Frisian
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OFS

(Orange) Free State
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Ofsted

Office for Standards in Education: a government body set up in 1993 to inspect and assess the educational standards of schools and colleges in England and Wales
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oft

in combination
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Oftel

Office of Telecommunications: a government body set up in 1984 to supervise telecommunications activities in the UK, and to protect the interests of the consumers
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often

frequently or repeatedly; much of the time

Sorry this word has been given a happy home by: Miss Nina Vlasoff
Reason for adoption: Everytime I hear this word I think of you It\'s only natural you own it ..
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Ofwat

Office of Water Services: a government body set up in 1989 to regulate the activities of the water companies in England and Wales, and to protect the interests of their consumers
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OG

officer of the guard
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Ogaden

a region of SE Ethiopia, bordering on Somalia: consists of a desert plateau, inhabited by Somali nomads; a secessionist movement, supported by Somalia, has existed within the region since the early 1960s and led to bitter fighting between Ethiopia and Somalia (1977--78)
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Ogbomosho

a city in SW Nigeria: the third largest town in Nigeria; trading centre for an agricultural region. Pop: 959 000 (2005 est)
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ogdoad

a group of eight
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ogee

a moulding having a cross section in the form of a letter S
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ogglebogglebee

This is what I called all bubble cars when I was small - still sounds right for the smallest of the urban cars around today.
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ogham

an ancient alphabetical writing system used by the Celts in Britain and Ireland, consisting of straight lines drawn or carved perpendicular to or at an angle to another long straight line
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ogive

a diagonal rib or groin of a Gothic vault
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ogle

to look at (someone) amorously or lustfully
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Ogoou

a river in W central Africa, rising in SW Congo-Brazzaville and flowing generally northwest and north through Gabon to the Atlantic. Length: about 970 km (683 miles)
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Ogopogo

an aquatic monster said to live in Okanagan Lake in British Columbia, Canada
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Ogpu

the Soviet police and secret police from 1923 to 1934
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ogre

(in folklore) a giant, usually given to eating human flesh
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Ogun

a state of SW Nigeria, formed in 1976 from part of Western State. Capital: Abeokuta. Pop: 2 614 747 (1995 est). Area: 16 762 sq km (6472 sq miles)
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Ogygian

of very great age; prehistoric
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oh

an exclamation expressive of surprise, pain, pleasure, etc
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OHAC

own house and car: used in lonely hearts columns and personal advertisements
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OHG

Old High German
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Ohio

a state of the central US, in the Midwest on Lake Erie: consists of prairies in the W and the Allegheny plateau in the E, the Ohio River forming the S and most of the E borders. Capital: Columbus. Pop: 11 435 798 (2003 est). Area: 107 044 sq km (41 330 sq miles)
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ohm

the derived SI unit of electrical resistance; the resistance between two points on a conductor when a constant potential difference of 1 volt between them produces a current of 1 ampere
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ohmage

electrical resistance in ohms
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ohmic

of or relating to a circuit element, the electrical resistance of which obeys Ohm's law
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ohmmeter

an instrument for measuring electrical resistance
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OHMS

On Her (or His) Majesty's Service
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oho

an exclamation expressing surprise, exultation, or derision
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ohv

overhead valve
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oi

a cry used to attract attention, esp in an aggressive way
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OIC

oh I see
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oidium

any of various fungal spores produced in the form of a chain by the development of septa in a hypha
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oik

a person regarded as inferior because ignorant, ill-educated, or lower-class
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oil

any of a number of viscous liquids with a smooth sticky feel. They are usually flammable, insoluble in water, soluble in organic solvents, and are obtained from plants and animals, from mineral deposits, and by synthesis. They are used as lubricants, fuels, perfumes, foodstuffs, and raw materials for chemicals
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oil-cooled

(of an engine, apparatus, etc) having its heat removed by the circulation of oil
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oilbird

a nocturnal gregarious cave-dwelling bird, Steatornis caripensis, of N South America and Trinidad, having a hooked bill and dark plumage: family Steatornithidae, order Caprimulgiformes
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oilcan

a container with a long nozzle for applying lubricating oil to machinery
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oilcloth

waterproof material made by treating one side of a cotton fabric with a drying oil, or a synthetic resin
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oilcup

a cup-shaped oil reservoir in a machine providing continuous lubrication for a bearing
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oiler

a person, device, etc, that lubricates or supplies oil
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oilfield

an area containing reserves of petroleum, esp one that is already being exploited
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oilfired

(of central heating) using oil as fuel
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oilgas

a gaseous mixture of hydrocarbons used as a fuel, obtained by the destructive distillation of mineral oils
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oilman

a person who owns or operates oil wells
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oilskin

a cotton fabric treated with oil and pigment to make it waterproof
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oilstone

a stone with a fine grain lubricated with oil and used for sharpening cutting tools
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oily

soaked in or smeared with oil or grease
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oink

an imitation or representation of the grunt of a pig

Sorry this word has been given a happy home by: Mrs Jenny Lycett
Reason for adoption: It appeals to my piggy nature
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ointment

a fatty or oily medicated formulation applied to the skin to heal or protect
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Oireachtas

the parliament of the Republic of Ireland, consisting of the president, the D?il ?ireann, and the Seanad ?ireann
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Oise

a department of N France, in Picardy region. Capital: Beauvais. Pop: 776 999 (2003 est). Area: 5887 sq km (2296 sq miles)
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Oita

an industrial city in SW Japan, on NE Kyushu: dominated most of Kyushu in the 16th century. Pop: 437 699 (2002 est)
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OJ

Order of Jamaica
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Ojibwa

a member of a North American Indian people living in a region west of Lake Superior
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OK

Oklahoma
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oka

a unit of weight used in Turkey, equal to about 2.75 pounds or 1.24 kilograms
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Okanagan

a river in North America that flows south from Okanagan Lake in Canada into the Columbia River in NE Washington, US Length: about 483 km (300 miles)
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okapi

a ruminant mammal, Okapia johnstoni, of the forests of central Africa, having a reddish-brown coat with horizontal white stripes on the legs and small horns: family Giraffidae
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Okavango

a river in SW central Africa, rising in central Angola and flowing southeast, then east as part of the border between Angola and Namibia, then southeast across the Caprivi Strip into Botswana to form a great marsh known as the Okavango Basin, Delta or Swamp. Length: about 1600 km (1000 miles)
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okay

a variant of O.K
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Okayama

a city in SW Japan, on W Honshu on the Inland Sea. Pop: 621 809 (2002 est)
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oke

another name for oka
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Okeechobee

a lake in S Florida, in the Everglades: second largest freshwater lake wholly within the US Area: 1813 sq km (700 sq miles)
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okey-doke

another term for O.K
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Okhotsk

part of the NW Pacific, surrounded by the Kamchatka Peninsula, the Kurile Islands, Sakhalin Island, and the E coast of Siberia. Area: 1 589 840 sq km (613 838 sq miles)
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Okie

an inhabitant of Oklahoma
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Okinawa

a coral island of SW Japan, the largest of the Ryukyu Islands in the N Pacific: scene of heavy fighting in World War II; administered by the US (1945--72); agricultural. Chief town: Naha City. Pop: 1 273 508 (1995). Area: 1176 sq km (454 sq miles)
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Okla.

Oklahoma
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Oklahoma

a state in the S central US: consists of plains in the west, rising to mountains in the southwest and east; important for oil. Capital: Oklahoma City. Pop: 3 511 532 (2003 est). Area: 181 185 sq km (69 956 sq miles)
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Oklahoman

a native or inhabitant of Oklahoma
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Okovango

a variant spelling of Okavango
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okra

an annual malvaceous plant, Hibiscus esculentus, of the Old World tropics, with yellow-and-red flowers and edible oblong sticky green pods
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okta

a unit used in meteorology to measure cloud cover, equivalent to a cloud cover of one eighth of the sky
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ol

an exclamation of approval or encouragement customary at bullfights, flamenco dancing, and other Spanish or Latin American events
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old

having lived or existed for a relatively long time
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old school

a school formerly attended by a person
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old skool

the hip-hop music of the 1980s or modern music imitating this style
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old-established

established for a long time
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old-fashioned

belonging to, characteristic of, or favoured by former times; outdated
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old-line

conservative; old-fashioned
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old-time

of or relating to a former time; old-fashioned
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old-timer

a person who has been in a certain place, occupation, etc, for a long time
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old-world

of or characteristic of former times, esp, in Europe, quaint or traditional
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olde-worlde

old-world or quaint
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olden

an archaic or poetic word for old
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Oldenburg

a city in NW Germany, in Lower Saxony: former capital of Oldenburg state. Pop: 158 340 (2003 est)
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older

having lived or existed longer; of greater age
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oldfangled

out-of-date; old-fashioned
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Oldham

a town in NW England, in Oldham unitary authority, Greater Manchester. Pop: 103 544 (2001)
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oldie

an old person or thing
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oldster

an older person
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oldwife

any of various fishes, esp the menhaden or the alewife
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olea

a plural of oleum
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oleaceous

of, relating to, or belonging to the Oleaceae, a family of trees and shrubs, including the ash, jasmine, privet, lilac, and olive
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oleaginous

resembling or having the properties of oil

Sorry this word has been given a happy home by: Mrs Paola Messner
Reason for adoption: It was our first Word of the Week
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oleander

a poisonous evergreen Mediterranean apocynaceous shrub or tree, Nerium oleander, with fragrant white, pink, or purple flowers
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olearia

another word for daisy bush
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oleaster

any of several shrubs of the genus Elaeagnus, esp E. angustifolia, of S Europe, Asia, and North America, having silver-white twigs, yellow flowers, and an olive-like fruit: family Elaeagnaceae
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oleate

any salt or ester of oleic acid, containing the ion C17H33COO-- or the group C17H33COO-: common components of natural fats
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olecranon

the bony projection of the ulna behind the elbow joint
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OLED

organic light-emitting diode
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olefine

other names for alkene
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olefinic

A derivative of olefine
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olein

another name for triolein
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oleo-

oil
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oleograph

a chromolithograph printed in oil colours to imitate the appearance of an oil painting
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oleomargarine

other names (esp US) for margarine
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oleoresin

a semisolid mixture of a resin and essential oil, obtained from certain plants
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oleum

another name for fuming sulphuric acid
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olfaction

the sense of smell
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olfactometry

another name for odorimetry
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olfactory

of or relating to the sense of smell

Sorry this word has been given a happy home by: Mr Øyvind Engh
Reason for adoption: It\'s a pleasure...
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OLG

Old Low German
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olibanum

another name for frankincense
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olid

foul-smelling
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oligaemia

a reduction in the volume of the blood, as occurs after haemorrhage
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oligarch

a member of an oligarchy
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oligarchy

government by a small group of people
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oligo-

indicating a few or little
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Oligocene

of, denoting, or formed in the third epoch of the Tertiary period, which lasted for 10 000 000 years
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oligochaete

any freshwater or terrestrial annelid worm of the class Oligochaeta, having bristles (chaetae) borne singly along the length of the body: includes the earthworms
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oligoclase

a white, bluish, or reddish-yellow feldspar mineral of the plagioclase series, consisting of aluminium silicates of sodium and calcium. Formula: NaAlSi3O8.CaAl2Si2O8
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oligodendrocyte

a glial cell involved in the formation of the myelin sheaths of nerve cell axons
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oligomer

a compound of relatively low molecular weight containing up to five monomer units
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oligomerous

having a small number of component parts
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oligonucleotide

a polymer consisting of a small number of nucleotides
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oligopeptide

a peptide comprising a small number of amino acids
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oligopoly

a market situation in which control over the supply of a commodity is held by a small number of producers each of whom is able to influence prices and thus directly affect the position of competitors
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oligopsony

a market situation in which the demand for a commodity is represented by a small number of purchasers
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oligosaccharide

any one of a class of carbohydrates consisting of a few monosaccharide units linked together
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oligospermia

the condition of having less than the normal number of spermatozoa in the semen: a cause of infertility in men
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oligotrophic

(of lakes and similar habitats) poor in nutrients and plant life and rich in oxygen
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oliguria

excretion of an abnormally small volume of urine, often as the result of a kidney disorder
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olio

a dish of many different ingredients
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olivaceous

of an olive colour
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olivary

shaped like an olive
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olive

an evergreen oleaceous tree, Olea europaea, of the Mediterranean region but cultivated elsewhere, having white fragrant flowers, and edible shiny black fruits
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olivenite

a green to black rare secondary mineral consisting of hydrated basic copper arsenate in orthorhombic crystalline form. Formula: Cu2(AsO4)(OH)
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Olives

a hill to the east of Jerusalem: in New Testament times the village Bethany (Mark 11:11) was on its eastern slope and Gethsemane on its western one
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olivine

an olive-green mineral of the olivine group, found in igneous and metamorphic rocks. The clear-green variety (peridot) is used as a gemstone. Composition: magnesium iron silicate. Formula: (MgFe)2SiO4. Crystal structure: orthorhombic
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olla

a cooking pot
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oller

waste ground
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ollie

(in skateboarding and snowboarding) a jump into the air executed by stamping on the tail of the board
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olm

a pale blind eel-like salamander, Proteus anguinus, of underground streams in SE Europe, that retains its larval form throughout its life: family Proteidae
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Olm?tz

the German name for Olomouc
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Olmec

a member of an ancient Central American Indian people who inhabited the southern Gulf Coast of Mexico and flourished between about 1200 and 400 bc
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ologoan

to complain loudly without reason
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ology

a science or other branch of knowledge
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Olomouc

a city in the Czech Republic, in North Moravia on the Morava River: capital of Moravia until 1640; university (1576). Pop: 102 000 (2005 est)
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oloroso

a full-bodied golden-coloured sweet sherry
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Olsztyn

a town in NE Poland: founded in 1334 by the Teutonic Knights; communications centre. Pop: 176 000 (2005 est)
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Olympia

a plain in Greece, in the NW Peloponnese: in ancient times a major sanctuary of Zeus and site of the original Olympic Games
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Olympiad

a staging of the modern Olympic Games
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Olympian

of or relating to Mount Olympus or to the classical Greek gods
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Olympic

of or relating to the Olympic Games
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Olympus

a mountain in NE Greece: the highest mountain in Greece, believed in Greek mythology to be the dwelling place of the greater gods. Height: 2911 m (9550 ft)
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Olynthus

an ancient city in N Greece: the centre of Chalcidice
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om

Oman
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omadhaun

a foolish man or boy
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Omagh

a market town in Northern Ireland. Pop: 19 910 (2001)
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Omaha

a city in E Nebraska, on the Missouri River opposite Council Bluffs, Iowa: the largest city in the state; the country's largest livestock market and meat-packing centre. Pop: 404 267 (2003 est)
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Oman

a sultanate in SE Arabia, on the Gulf of Oman and the Arabian Sea: the most powerful state in Arabia in the 19th century, ruling Zanzibar, much of the Persian coast, and part of Pakistan. Official language: Arabic. Official religion: Muslim. Currency: rial. Capital: Muscat. Pop: 2 935 000 (2004 est). Area: about 306 000 sq km (118 150 sq miles)
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Omani

a native or inhabitant of Oman
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omasum

another name for psalterium
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ombre

an 18th-century card game
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ombro-

indicating rain
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ombrogenous

(of plants) able to flourish in wet conditions
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ombrophilous

(of plants) tolerant of wet conditions
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ombrophobous

(of plants) not able to tolerate wet conditions
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ombudsman

a commissioner who acts as independent referee between individual citizens and their government or its administration
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Omdurman

a city in the central Sudan, on the White Nile, opposite Khartoum: the largest town in the Sudan; scene of the Battle of Omdurman (1898), in which the Mahdi's successor was defeated by Lord Kitchener's forces. Pop: 1 267 077 (1993)
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omega

the 24th and last letter of the Greek alphabet (, ), a long vowel, transliterated as o or o
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omega enfo blahh

an alien noise or something to say to shut someone up.
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omelette

a savoury or sweet dish of beaten eggs cooked in fat
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omen

a phenomenon or occurrence regarded as a sign of future happiness or disaster
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omentum

a double fold of peritoneum connecting the stomach with other abdominal organs
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omer

an ancient Hebrew unit of dry measure equal to one tenth of an ephah
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OMG

Oh my God!: used esp in emails, text messages, etc
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omicron

the 15th letter in the Greek alphabet (, ), a short vowel, transliterated as o
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omigod

an exclamation of surprise, pleasure, dismay, etc
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ominous

foreboding evil
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omission

something that has been omitted or neglected
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omit

to neglect to do or include
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OMM

Officer of the Order of Military Merit
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ommatidium

any of the numerous cone-shaped units that make up the compound eyes of some arthropods
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ommatophore

a movable stalk or tentacle bearing an eye, occurring in lower animals such as crabs and snails
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omni-

all or everywhere
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omnibus

a collection of works by one author or several works on a similar topic, reprinted in one volume
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omnicogniscent

all knowing...
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omnicompetent

able to judge or deal with all matters
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omnidirectional

(of an antenna) capable of transmitting and receiving radio signals equally in any direction in the horizontal plane
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omnifarious

of many or all varieties or forms
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omnific

creating all things
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omnipotent

having very great or unlimited power

Sorry this word has been given a happy home by: Miss Barbara Pugh

omnipresent

(esp of a deity) present in all places at the same time
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omnirange

a very-high-frequency ground radio navigational system to assist a pilot in plotting his exact position
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omniscient

having infinite knowledge or understanding

Sorry this word has been given a happy home by: Mrs Sandra Crossfield

omnium-gatherum

a miscellaneous collection; assortment
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omnivore

an omnivorous person or animal
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omnivorous

eating food of both animal and vegetable origin, or any type of food indiscriminately
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omophagia

the eating of raw food, esp meat
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OMOV

one member one vote: a voting system in which each voter has one vote to cast
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Omphale

a queen of Lydia, whom Hercules was required to serve as a slave to atone for the murder of Iphitus
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omphalos

(in the ancient world) a sacred conical object, esp a stone. The most famous omphalos at Delphi was assumed to mark the centre of the earth
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OMS

Organisation Mondiale de la Sant
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Omsk

a city in W central Russia, at the confluence of the Irtysh and Om Rivers: a major industrial centre, with pipelines from the second Baku oilfield. Pop: 1 132 000 (2005 est)
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Omuta

a city in SW Japan, on W Kyushu on Ariake Bay: former coal-mining centre; chemical industries and manufacturing. Pop: 139 345 (2002 est)
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on

in contact or connection with the surface of; at the upper surface of
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on-glide

a glide immediately preceding a speech sound, for which the articulators are taking position
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on-off

(of an electrical switch, button, etc) having an `on' position and an `off' position
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on-ramp

a ramp that provides access to the specified part of a road system
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onager

a Persian variety of the wild ass, Equus hemionus
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onagraceous

of, relating to, or belonging to the Onagraceae, a family of flowering plants including fuchsia and willowherb
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onanism

another name for masturbation
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onanist

A derivative of onanism
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onbeat

the first and third beats in a bar of four-four time
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ONC

Ordinary National Certificate
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once

one time; on one occasion or in one case
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once-over

a quick examination or appraisal
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oncer

(formerly) a one-pound note
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onchocerciasis

a disease found in parts of Africa and tropical America that is caused by a parasitic worm, Onchocerca volvulus, and transmitted to humans by various species of black fly. It results in inflammation of the skin and in some cases blindness
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onco-

denoting a tumour
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oncogene

any of several genes, first identified in viruses but present in all cells, that when abnormally activated can cause cancer
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oncogenic

causing the formation of a tumour
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oncology

the branch of medicine concerned with the study, classification, and treatment of tumours
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oncoming

coming nearer in space or time; approaching
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oncost

another word for overhead
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OND

Ordinary National Diploma
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Ondo

a state of SW Nigeria, on the Bight of Benin: formed in 1976 from part of Western State. Capital: Akure. Pop: 4 343 230 (1995 est). Area: 20 959 sq km (8092 sq miles)
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ondograph

an instrument for producing a graphical recording of an alternating current by measuring the charge imparted to a capacitor at different points in the cycle
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one

single; lone; not two or more
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one-down

having conceded an advantage or lead to someone or something
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one-horse

drawn by or using one horse
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one-liner

a short joke or witty remark or riposte
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one-man

consisting of or done by or for one man
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one-many

(of a relation) holding between more than one ordered pair of elements with the same first member
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one-off

something that is carried out or made only once
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one-on-one

denoting a relationship or encounter in which someone is involved with only one other person
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one-piece

(of a garment, esp a bathing costume) made in one piece
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one-sided

considering or favouring only one side of a matter, problem, etc
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one-size-fits-all

relating to policies or approaches that are standard and not tailored to individual needs
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one-step

an early 20th-century ballroom dance with long quick steps, the precursor of the foxtrot
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one-stop

having or providing a range of related services or goods in one place
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one-tailed

(of a significance test) concerned with the hypothesis that an observed value of a sampling statistic either significantly exceeds or falls significantly below a given value, where the error is relevant only in one direction: for instance, in testing whether scales are fair a customer does not regard overweight goods as a relevant error
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one-time

at some time in the past; former
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one-to-one

(of two or more things) corresponding exactly
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one-track

obsessed with one idea, subject, etc
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one-two

a jab with the leading hand followed by a cross with the other hand
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one-up

having or having scored an advantage or lead over someone or something
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one-upmanship

the art or practice of achieving or maintaining an advantage over others, often by slightly unscrupulous means
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one-way

moving or allowing travel in one direction only
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Onega

a lake in NW Russia, mostly in the Karelian Republic: the second largest lake in Europe. Area: 9891 sq km (3819 sq miles)
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Oneida

a lake in central New York State: part of the New York State Barge Canal system. Length: about 35 km (22 miles). Greatest width: 9 km (6 miles)
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oneiric

of or relating to dreams
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oneiro-

indicating a dream
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oneirocritic

a person who interprets dreams
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oneiromancy

divination by the interpretation of dreams
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oneness

the state or quality of being one; singleness
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oner

a single continuous action (esp in the phrase down it in a oner)
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onerous

laborious or oppressive
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oneself

(intensifier)
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ongaonga

a New Zealand nettle, Urtica ferox, with a painful or even fatal sting
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ongoing

actually in progress
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ongoings

a Scot word for goings-on
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onie

a variant spelling of ony
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onion

an alliaceous plant, Allium cepa, having greenish-white flowers: cultivated for its rounded edible bulb
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onionskin

a glazed translucent paper
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Onitsha

a port in S Nigeria, in Anambra State on the Niger River: industrial centre. Pop: 565 000 (2005 est)
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onliner

a person who uses the internet regularly
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onlooker

a person who observes without taking part
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only

being single or very few in number
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only-begotten

(of a child) being the only offspring of its father
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onomasiology

the branch of semantics concerned with the meanings of and meaning relations between individual words
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onomastic

of or relating to proper names
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onomastics

the study of proper names, esp of their origins
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onomatopoeia

the formation of words whose sound is imitative of the sound of the noise or action designated, such as hiss, buzz, and bang

Sorry this word has been given a happy home by: Mr Brian Smith

Onondaga

a salt lake in central New York State. Area: about 13 sq km (5 sq miles)
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Onondagan

of or relating to the Onondaga people or their language
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onrush

a forceful forward rush or flow
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ONS

Office for National Statistics
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onset

an attack; assault
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onshore

towards the land
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onshoring

the practice of employing white-collar workers from abroad
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onside

(of a player) in a legal position, as when behind the ball or with a required number of opponents between oneself and the opposing team's goal line
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onslaught

a violent attack
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Ont.

Ontario
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Ontarian

a native or inhabitant of Ontario
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Ontario

a province of central Canada: lies mostly on the Canadian Shield and contains the fertile plain of the lower Great Lakes and the St Lawrence River, one of the world's leading industrial areas; the second largest and the most populous province. Capital: Toronto. Pop: 12 392 721 (2004 est). Area: 891 198 sq km (344 092 sq miles)
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onto

to a position that is on
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onto-

existence or being
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ontogeny

the entire sequence of events involved in the development of an individual organism
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ontology

the branch of metaphysics that deals with the nature of being
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onus

a responsibility, task, or burden
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onward

directed or moving forwards, onwards, etc
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onwards

at or towards a point or position ahead, in advance, etc
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ony

a Scot word for any
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onychia

inflammation of the nails or claws of animals
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onychophoran

any wormlike terrestrial invertebrate of the phylum Onychophora, having a segmented body, short unjointed limbs, and breathing by means of tracheae: intermediate in structure and evolutionary development between annelids and arthropods
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onymous

(of a book) bearing its author's name
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onyx

a variety of chalcedony with alternating black and white parallel bands, used as a gemstone. Formula: SiO2
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ONZ

Order of New Zealand (a NZ title)
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oo-

egg or ovum
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oocyst

an encysted zygote of sporozoan protozoans that undergoes sporogony to produce infective sporozoites
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oocyte

an immature female germ cell that gives rise to an ovum after two meiotic divisions
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oodles

great quantities
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oof

money
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oogamy

sexual reproduction involving a small motile male gamete and a large much less motile female gamete: occurs in all higher animals and some plants
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oogenesis

the formation and maturation of ova from undifferentiated cells in the ovary
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oogonium

an immature female germ cell forming oocytes by repeated divisions
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ooh

an exclamation of surprise, pleasure, pain, etc
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Ookpik

a sealskin doll resembling an owl, first made in 1963 by an Inuit and used abroad as a symbol of Canadian handicrafts
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oolite

any sedimentary rock, esp limestone, consisting of tiny spherical concentric grains within a fine matrix
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oolith

any of the tiny spherical grains of sedimentary rock of which oolite is composed
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oology

the branch of ornithology concerned with the study of birds' eggs
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oolong

a kind of dark tea, grown in China, that is partly fermented before being dried
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oom

a title of respect used to address an elderly man
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oomiak

other words for umiak
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oompah

a representation of the sound made by a deep brass instrument, esp in military band music
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oomph

enthusiasm, vigour, or energy
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oomycete

any organism of the phylum Oomycota (or Oomycetes), formerly classified as fungi but now usually included in the kingdom Protoctista or Protista: includes the water moulds and downy mildews
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oont

a camel
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oophorectomy

surgical removal of an ovary or ovarian tumour
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oophoritis

inflammation of an ovary; ovaritis
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oophyte

the gametophyte in mosses, liverworts, and ferns
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oops

an exclamation of surprise or of apology as when someone drops something or makes a mistake
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oose

dust; fluff
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oosperm

a fertilized ovum; zygote
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oosphere

a large female gamete produced in the oogonia of algae and fungi
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oospore

a thick-walled sexual spore that develops from a fertilized oosphere in some algae and fungi
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Oostende

the Flemish name for Ostend
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ootheca

a capsule containing eggs that is produced by some insects and molluscs
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ootid

an immature female gamete that develops into an ovum
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ooze

to flow or leak out slowly, as through pores or very small holes
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oozy

moist or dripping
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OP

observation post
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op-ed

a page of a newspaper where varying opinions are expressed by columnists, commentators, etc
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op-shop

short for opportunity shop
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op.

operation
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opacity

the state or quality of being opaque
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opah

a large soft-finned deep-sea teleost fish, Lampris regius (or luna), of the Atlantic and Pacific Oceans and the Mediterranean Sea, having a deep, brilliantly coloured body: family Lampridae
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opal

an amorphous, usually iridescent, mineral that can be of almost any colour, found in igneous rocks and around hot springs. It is used as a gemstone. Composition: hydrated silica. Formula: SiO2.nH2O
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opalesce

to exhibit a milky iridescence
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opalescent

having or emitting an iridescence like that of an opal
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opaline

opalescent
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opaque

not transmitting light; not transparent or translucent
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OPC

ordinary Portland cement
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ope

an archaic or poetic word for open
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OPEC

Organization of Petroleum-Exporting Countries: an organization formed in 1961 to administer a common policy for the sale of petroleum. Its members are Algeria, Indonesia, Iran, Iraq, Kuwait, Libya, Nigeria, Qatar, Saudi Arabia, the United Arab Emirates, and Venezuela. Ecuador and Gabon were members but withdrew in 1992 and 1995 respectively
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open

not closed or barred
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open-and-shut

easily decided or solved; obvious
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open-ended

without definite limits, as of duration or amount
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open-eyed

with the eyes wide open, as in amazement
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open-faced

having an ingenuous expression
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open-field

of or denoting the system in which an arable area was divided into unenclosed strips, esp cultivated by different tenants
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open-handed

generous; liberal
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open-hearted

kindly and warm
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open-jaw

relating to a ticket that allows a traveller to arrive in one place and depart from another
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open-minded

having a mind receptive to new ideas, arguments, etc; unprejudiced
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open-mouthed

having an open mouth, esp in surprise
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open-plan

having no or few dividing walls between areas
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open-reel

another term for reel-to-reel
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opener

an instrument used to open sealed containers such as tins or bottles
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opening

the act of making or becoming open
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openwork

ornamental work, as of metal or embroidery, having a pattern of openings or holes
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opera

an extended dramatic work in which music constitutes a dominating feature, either consisting of separate recitatives, arias, and choruses, or having a continuous musical structure
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operable

capable of being treated by a surgical operation
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operand

a quantity or function upon which a mathematical or logical operation is performed
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operant

producing effects; operating
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operate

to function or cause to function
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operatic

of or relating to opera
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operation

the act, process, or manner of operating
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operational

of or relating to an operation or operations
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operationalism

the theory that scientific terms are defined by the experimental operations which determine their applicability
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operative

in force, effect, or operation
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operatize

to turn (a play, novel, etc) into an opera
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operator

a person who operates a machine, instrument, etc, esp, a person who makes connections on a telephone switchboard or at an exchange
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operculum

the hard bony flap covering the gill slits in fishes
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operetta

a type of comic or light-hearted opera
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operon

a group of adjacent genes in bacteria functioning as a unit, consisting of structural genes and an operator
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operose

laborious
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opgefok

damaged; bungled
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ophicleide

an obsolete keyed wind instrument of bass pitch
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ophidian

snakelike
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ophiology

the branch of zoology that is concerned with the study of snakes
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Ophir

a region, probably situated on the SW coast of Arabia on the Red Sea, renowned, esp in King Solomon's reign, for its gold and precious stones (I Kings 9:28; 10:10)
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ophite

any of several greenish mottled rocks with ophitic texture, such as dolerite and diabase
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ophitic

(of the texture of rocks such as dolerite) having small elongated unorientated feldspar crystals enclosed within pyroxene grains
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Ophiuchus

a large constellation lying on the celestial equator between Hercules and Scorpius and containing the dark nebula, Ophiuchus Nebula
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ophthalmia

inflammation of the eye, often including the conjunctiva
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ophthalmic

of or relating to the eye
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ophthalmitis

inflammation of the eye
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ophthalmo-

indicating the eye or the eyeball
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ophthalmol.

ophthalmology
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ophthalmologist

a medical practitioner specializing in the diagnosis and treatment of eye diseases
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ophthalmology

the branch of medicine concerned with the eye and its diseases
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ophthalmoscope

an instrument for examining the interior of the eye
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ophthalmoscopy

examination of the interior of the eye with an ophthalmoscope
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opiate

any of various narcotic drugs, such as morphine and heroin, that act on opioid receptors
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opine

to hold or express an opinion
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opinion

judgment or belief not founded on certainty or proof
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opinionated

holding obstinately and unreasonably to one's own opinions; dogmatic
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opinionative

of or relating to opinion
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opioid

any of a group of substances that resemble morphine in their physiological or pharmacological effects, esp in their pain-relieving properties
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opisthobranch

any marine gastropod of the class Opisthobranchia (or Opisthobranchiata), in which the shell is reduced or absent: includes the pteropods, sea hares, and nudibranchs
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opisthognathous

(of a person or animal) having receding jaws
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opisthosoma

the abdomen of a spider or other arachnid
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opium

the dried juice extracted from the unripe seed capsules of the opium poppy that contains alkaloids such as morphine and codeine: used in medicine as an analgesic
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opiumism

addiction to opium or a condition resulting from prolonged use of opium
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Oporto

a port in NW Portugal, near the mouth of the Douro River: the second largest city in Portugal, famous for port wine (begun in 1678). Pop: 263 131 (2001)
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opossum

any thick-furred marsupial, esp Didelphis marsupialis (common opossum), of the family Didelphidae of S North, Central, and South America, having an elongated snout and a hairless prehensile tail
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oppidan

of a town; urban
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oppilate

to block (the pores, bowels, etc)
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oppisex

Opposite sex
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opponent

a person who opposes another in a contest, battle, etc
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opportune

occurring at a time that is suitable or advantageous
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opportunist

a person who adapts his actions, responses, etc, to take advantage of opportunities, circumstances, etc
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opportunistic

of or characterized by opportunism
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opportunity

a favourable, appropriate, or advantageous combination of circumstances
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opposable

capable of being opposed
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oppose

to fight against, counter, or resist strongly
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opposed-cylinder

(of an internal-combustion engine) having cylinders on opposite sides of the crankcase in the same plane
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opposite

situated or being on the other side or at each side of something between
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opposition

the act of opposing or the state of being opposed
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oppress

to subjugate by cruelty, force, etc
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oppression

the act of subjugating by cruelty, force, etc or the state of being subjugated in this way
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oppressive

cruel, harsh, or tyrannical
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opprobrious

expressing scorn, disgrace, or contempt
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opprobrium

the state of being abused or scornfully criticized

Sorry this word has been given a happy home by: Mr Stephen Mangan
Reason for adoption: It needs to be retired.
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oppugn

to call into question; dispute
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oppugnant

combative, antagonistic, or contrary
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OPRA

Occupational Pensions Regulatory Authority
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Ops

the Roman goddess of abundance and fertility, wife of Saturn
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ops.

operations
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opsimath

a person who learns late in life
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opsin

the protein that together with retinene makes up the purple visual pigment rhodopsin
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opsonin

a constituent of blood serum that renders invading bacteria more susceptible to ingestion by phagocytes in the serum
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opsonize

to subject (bacteria) to the action of opsonins
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opt

to show preference (for) or choose (to do something)
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optative

indicating or expressing choice, preference, or wish
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optic

of or relating to the eye or vision
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optical

of, relating to, producing, or involving light
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optician

a general name used to refer to an ophthalmic optician, a person qualified to examine the eyes and prescribe and supply spectacles and contact lenses
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optics

the branch of science concerned with vision and the generation, nature, propagation, and behaviour of electromagnetic light
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optimal

another word for optimum
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optimality

A derivative of optimal
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optimise

vb 1 to take the full advantage of 2 (tr) to plan or carry out an economic activity 3 (intr) to be optimistic 4 (tr) to write or modify (a computer program) to achieve maximum efficiency in storage capacity, time, cost etc 5 (tr) to find the best compromise among several often conflicting requirements, as in engineering design
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optimism

the tendency to expect the best and see the best in all things

Sorry this word has been given a happy home by: Mrs Kate Nottage
Reason for adoption: I am renewing my adoption
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optimize

to take the full advantage of
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optimum

a condition, degree, amount or compromise that produces the best possible result
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option

the act or an instance of choosing or deciding
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optional

possible but not compulsory; left to personal choice
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optoelectronics

the study or use of devices in which an optical input produces an electrical output, or in which electrical stimulation produces visible or infrared output
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optometer

any of various instruments for measuring the refractive power of the eye
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optometrist

a person who is qualified to examine the eyes and prescribe and supply spectacles and contact lenses
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optometry

the science or practice of testing visual acuity and prescribing corrective lenses
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optophone

a device for blind people that converts printed words into sounds
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opulent

having or indicating wealth
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opuntia

any cactus of the genus Opuntia, esp prickly pear, having fleshy branched stems and green, red, or yellow flowers
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opus

an artistic composition, esp a musical work
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opuscule

a small or insignificant artistic work
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or

used to join alternatives
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ora

the plural of os
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ORAC

Oxygen Radical Absorbance Capacity: a measure of the ability of a substance, esp the blood, to absorb free radicals, used in determining the antioxidant effects of foods
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orache

any of several herbaceous plants or small shrubs of the chenopodiaceous genus Atriplex, esp A. hortensis (garden orache), which is cultivated as a vegetable. They have typically greyish-green lobed leaves and inconspicuous flowers
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oracle

a prophecy, often obscure or allegorical, revealed through the medium of a priest or priestess at the shrine of a god
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oracles

another term for Scripture
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oracular

of or relating to an oracle
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oracy

the capacity to express oneself in and understand speech
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Oradea

an industrial city in NW Romania, in Transylvania: ceded by Hungary (1919). Pop: 182 000 (2005 est)
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oral

spoken or verbal
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orality

the quality of being oral
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Oran

a port in NW Algeria: the second largest city in the country; scene of the destruction by the British of most of the French fleet in the harbour in 1940 to prevent its capture by the Germans. Pop: 744 000 (2005 est)
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orang

short for orang-utan
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orang-utan

a large anthropoid ape, Pongo pygmaeus, of the forests of Sumatra and Borneo, with shaggy reddish-brown hair and strong arms
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orange

any of several citrus trees, esp Citrus sinensis (sweet orange) and the Seville orange, cultivated in warm regions for their round edible fruit
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orange-tip

a European butterfly, Anthocharis cardamines, having whitish wings with orange-tipped forewings: family Pieridae
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orangeade

an effervescent or still orange-flavoured drink
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Orangeism

the practices or principles of Orangemen, esp Protestant supremacy in the Republic of Ireland, Northern Ireland, or Canada
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Orangeman

a member of a society founded in Ireland (1795) to uphold the Protestant religion, the Protestant dynasty, and the Protestant constitution. Orange Lodges have since spread to many parts of the former British Empire
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orangery

a building, such as a greenhouse, in which orange trees are grown
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orangewood

the hard fine-grained yellowish wood of the orange tree
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orate

to make or give an oration
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oration

a formal public declaration or speech
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orator

a public speaker, esp one versed in rhetoric
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Oratorian

a member of the religious congregation of the Oratory
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oratorio

a dramatic but unstaged musical composition for soloists, chorus, and orchestra, based on a religious theme
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oratory

the art of public speaking
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orb

(in royal regalia) an ornamental sphere surmounted by a cross, representing the power of a sovereign
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orbicular

circular or spherical
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orbit

the curved path, usually elliptical, followed by a planet, satellite, comet, etc, in its motion around another celestial body under the influence of gravitation
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orbital

of or denoting an orbit
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orbiter

a spacecraft or satellite designed to orbit a planet or other body without landing on it
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orc

any of various whales, such as the killer and grampus
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Orcadian

a native or inhabitant of Orkney
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orcein

a brown crystalline material formed by the action of ammonia on orcinol and present in orchil: used as a dye, biological stain, and antiseptic. Formula: C28H24O7N2
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orchard

an area of land devoted to the cultivation of fruit trees
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orchardman

a person who grows and sells orchard fruits
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orchestra

a large group of musicians, esp one whose members play a variety of different instruments
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orchestrate

to score or arrange (a piece of music) for orchestra
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orchestrina

any of various types of mechanical musical instrument designed to imitate the sound of an orchestra
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orchid

any terrestrial or epiphytic plant of the family Orchidaceae, often having flowers of unusual shapes and beautiful colours, specialized for pollination by certain insects
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orchidaceous

of, relating to, or belonging to the Orchidaceae, a family of flowering plants including the orchids
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orchidectomy

the surgical removal of one or both testes
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orchil

any of various lichens, esp any of the genera Roccella, Dendrographa, and Lecanora
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orchis

any terrestrial orchid of the N temperate genus Orchis, having fleshy tubers and spikes of typically pink flowers
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orchitis

inflammation of one or both testicles
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orcinol

a colourless crystalline water-soluble solid that occurs in many lichens and from which the dyes found in litmus are derived. Formula: CH3C6H3(OH)2
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Orcus

another name for Dis
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Ord

a river in NE Western Australia, rising on the Kimberley Plateau and flowing generally north to the Timor Sea: subject of a major irrigation scheme. Length: about 500 km (300 miles)
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ordain

to consecrate (someone) as a priest; confer holy orders upon
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ordeal

a severe or trying experience
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order

a state in which all components or elements are arranged logically, comprehensibly, or naturally
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order-driven

denoting an electronic market system, esp for stock exchanges, in which prices are determined by the publication of orders to buy or sell
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ordering

any of a number of categories of relations that permit at least some members of their domain to be placed in order. A linear or simple ordering is reflexive, antisymmetric, transitive, and connected, as less than or equal to on the integers. A partial ordering is reflexive, antisymmetric, and transitive, as set inclusion. Either of these orderings is called strict if it is asymmetric instead of reflexive and antisymmetric. It is a well-ordering if every nonempty subset has a least member under the relation
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orderly

in order, properly arranged, or tidy
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orders

ordained
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ordinal

denoting a certain position in a sequence of numbers
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ordinance

an authoritative regulation, decree, law, or practice
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ordinand

a candidate for ordination
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ordinarily

in ordinary, normal, or usual practice; usually; normally
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ordinary

of common or established type or occurrence
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ordinate

the vertical or y-coordinate of a point in a two-dimensional system of Cartesian coordinates
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ordination

the act of conferring holy orders
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ordish

2 languages mixed: Ordu;English
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ordnance

cannon or artillery
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ordonnance

the proper disposition of the elements of a building or an artistic or literary composition
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Ordovician

of, denoting, or formed in the second period of the Palaeozoic era, between the Cambrian and Silurian periods, which lasted for 45 000 000 years during which marine invertebrates flourished
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ordure

excrement; dung
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Ordzhonikidze

the former name (1954--1991) of Vladikavkaz
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ore

any naturally occurring mineral or aggregate of minerals from which economically important constituents, esp metals, can be extracted
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oread

a mountain nymph
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orecchiette

small ear-shaped pasta pieces
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orectic

of or relating to the desires
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Oreg.

Oregon
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oregano

a Mediterranean variety of wild marjoram (Origanum vulgare), with pungent leaves
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Oregon

a state of the northwestern US, on the Pacific: consists of the Coast and Cascade Ranges in the west and a plateau in the east; important timber production. Capital: Salem. Pop: 3 559 596 (2003 est). Area: 251 418 sq km (97 073 sq miles)
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Orel

a city in W Russia; founded in 1564 but damaged during World War II. Pop: 333 000 (2005 est)
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Orenburg

a city in W Russia, on the Ural River. Pop: 550 000 (2005 est)
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Orense

a city in NW Spain, in Galicia on the Mi?o River: warm springs. Pop: 109 475 (2003 est)
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Orestes

the son of Agamemnon and Clytemnestra, who killed his mother and her lover Aegisthus in revenge for their murder of his father
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orf

an infectious disease of sheep and sometimes goats and cattle, characterized by scabby pustular lesions on the muzzle and lips; caused by a paramyxovirus
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orfe

a small slender European cyprinoid fish, Idus idus, occurring in two colour varieties, namely the silver orfe and the golden orfe, popular aquarium fishes
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orfray

a less common spelling of orphrey
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org

an organization, usually a nonprofit-making organization
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org.

organic
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organ

a large complex musical keyboard instrument in which sound is produced by means of a number of pipes arranged in sets or stops, supplied with air from a bellows. The largest instruments possess three or more manuals and one pedal keyboard and have the greatest range of any instrument
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organ-grinder

a street musician playing a hand organ for money
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organa

a plural of organon
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organdie

a fine and slightly stiff cotton fabric used esp for dresses
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organelle

a structural and functional unit, such as a mitochondrion, in a cell or unicellular organism
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organic

of, relating to, derived from, or characteristic of living plants and animals
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organicism

the theory that the functioning of living organisms is determined by the working together of all organs as an integrated system
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organism

any living biological entity, such as an animal, plant, fungus, or bacterium
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organist

a person who plays the organ
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organization

the act of organizing or the state of being organized
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organize

to form (parts or elements of something) into a structured whole; coordinate
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organized

planned and controlled on a large scale and involving many people
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organizer

a person who organizes or is capable of organizing
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organo-

(in biology or medicine) indicating an organ or organs
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organogenesis

the formation and development of organs in an animal or plant
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organogram

another word for organization chart
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organography

the description of the organs and major structures of animals and plants
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organoleptic

able to stimulate an organ, esp a special sense organ
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organology

the study of the structure and function of the organs of animals and plants
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organometallic

of, concerned with, or being an organic compound with one or more metal atoms in its molecules
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organon

a system of logical or scientific rules, esp that of Aristotle
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organophosphate

any of a group of organic compounds containing phosphate groups and used as a pesticide
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organotherapy

the treatment of disease with extracts of animal endocrine glands
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organotin

of, concerned with, or being an organic compound with one or more tin atoms in its molecules: used as a pesticide, hitherto considered to decompose safely, now found to be toxic in the food chain
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organum

a form of polyphonic music originating in the ninth century, consisting of a plainsong melody with parts added at the fourth and fifth
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organza

a thin stiff fabric of silk, cotton, nylon, rayon, etc
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organzine

a strong thread made of twisted strands of raw silk
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orgeat

a drink made from barley or almonds, and orange flower water
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orgone

a substance postulated by Wilhelm Reich, who thought it was present everywhere and needed to be incorporated in people for sexual activity and mental health
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orgulous

proud
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orgy

a wild gathering marked by promiscuous sexual activity, excessive drinking, etc
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oribi

a small African antelope, Ourebia ourebi, of grasslands and bush south of the Sahara, with fawn-coloured coat and, in the male, ridged spikelike horns
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orient

the eastern sky or the dawn

Sorry this word has been given a happy home by: Mrs Alison Redway
Reason for adoption: as a present!
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oriental

another word for eastern
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Orientalism

knowledge of or devotion to the Orient
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Orientalize

to make, become, or treat as Oriental
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orientate

a variant of orient
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orientation

the act or process of orienting or the state of being oriented
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orienteer

to take part in orienteering
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orienteering

a sport in which contestants race on foot over a course consisting of checkpoints found with the aid of a map and a compass

Sorry this word has been given a happy home by: Mr Mark Lockett
Reason for adoption: Cos I love it!
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oriflamme

a scarlet flag, originally of the abbey of St Denis in N France, adopted as the national banner of France in the Middle Ages
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orig.

origin
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origami

the art or process, originally Japanese, of paper folding
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origan

another name for marjoram
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origanum

any plant of the herbaceous aromatic Mediterranean genus Origanum: family Lamiaceae
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origin

a primary source; derivation
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original

of or relating to an origin or beginning
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originality

the quality or condition of being original
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originally

in the first place
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originate

to come or bring into being
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originique

it\'s a mixture of original and unique. it also is he perfect word to describe me. The word itself is original! it\'s a word that means a lot to me because i have always strived to be... originique!
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orihou

a small New Zealand tree, Pseudopanax colensoi, with leaves in five parts
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orinasal

pronounced with simultaneous oral and nasal articulation, such as the French nasalized vowels [+oe] (as in un), [~%] (as in bon), and [~@] (as in blanc)
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Orinoco

a river in N South America, rising in S Venezuela and flowing west, then north as part of the border between Colombia and Venezuela, then east to the Atlantic by a great delta: the third largest river system in South America, draining an area of 945 000 sq km (365 000 sq miles); reaches a width of 22 km (14 miles) during the rainy season. Length: about 2575 km (1600 miles)
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oriole

any songbird of the mainly tropical Old World family Oriolidae, such as Oriolus oriolus (golden oriole), having a long pointed bill and a mostly yellow-and-black plumage
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Orion

a Boeotian giant famed as a great hunter, who figures in several tales
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orisha

any of the minor gods or spirits of traditional Yoruba religion and its S American and Caribbean offshoots such as Santeria and Candombl
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orison

another word for prayer
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Orissa

a state of E India, on the Bay of Bengal: part of the province of Bihar and Orissa (1912--36); enlarged by the addition of 25 native states in 1949. Capital: Bhubaneswar. Pop: 36 706 920 (2001). Area: 155 707 sq km (60 119 sq miles)
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orixa

another name for orisha
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Oriya

a member of a people of India living chiefly in Orissa and neighbouring states
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Orizaba

a city and resort in SE Mexico, in Veracruz state. Pop: 327 000 (2005 est)
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Orjonikidze

a variant spelling of Ordzhonikidze
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Orkney

a group of over 70 islands off the N coast of Scotland, separated from the mainland by the Pentland Firth: constitutes an island authority of Scotland; low-lying and treeless; many important prehistoric remains. Administrative centre: Kirkwall. Pop: 19 310 (2003 est). Area: 974 sq km (376 sq miles)
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Orkneyman

a native or inhabitant of Orkney
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Orl?anais

a former province of N central France, centred on Orl?ans
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Orl?ans

a city in N central France, on the River Loire: famous for its deliverance by Joan of Arc from the long English siege in 1429; university (1305); an important rail and road junction. Pop: 113 126 (1999)
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Orlando

a city in the US, in Florida: site of Walt Disney World. Pop: 199 336 (2003 est)
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orle

a border around a shield
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Orleanist

an adherent of the Orl?ans branch of the French Bourbons
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Orlon

a crease-resistant acrylic fibre or fabric used for clothing, furnishings, etc
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orlop

(in a vessel with four or more decks) the lowest deck
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Orly

a suburb of SE Paris, France, with an international airport
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Ormazd

the creative deity, embodiment of good and opponent of Ahriman
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ormer

an edible marine gastropod mollusc, Haliotis tuberculata, that has an ear-shaped shell perforated with holes and occurs near the Channel Islands
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ormolu

a gold-coloured alloy of copper, tin, or zinc used to decorate furniture, mouldings, etc
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Ormuz

a variant spelling of Hormuz
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ornament

anything that enhances the appearance of a person or thing
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ornamental

of value as an ornament; decorative
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ornate

heavily or elaborately decorated
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Orne

a department of NW France, in Basse-Normandie. Capital: Alen?on. Pop: 291 274 (2003 est). Area: 6144 sq km (2396 sq miles)
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ornery

stubborn or vile-tempered
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ornis

a less common word for avifauna
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ornithic

of or relating to birds or a bird fauna
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ornithine

an amino acid produced from arginine by hydrolysis: involved in the formation of urea in the liver; diaminopentanoic acid. Formula: NH2(CH2)3CHNH2COOH
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ornithischian

of, relating to, or belonging to the Ornithischia, an order of dinosaurs that included the ornithopods, stegosaurs, ankylosaurs, and triceratops
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ornitho-

bird or birds
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ornithol.

ornithological
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ornithology

the study of birds, including their physiology, classification, ecology, and behaviour
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ornithomancy

divination from the flight and cries of birds
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ornithophily

pollination of flowers by birds
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ornithopod

any herbivorous typically bipedal ornithischian dinosaur of the suborder Ornithopoda, including the iguanodon
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ornithopter

a heavier-than-air craft sustained in and propelled through the air by flapping wings
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ornithorhynchus

the technical name for duck-billed platypus
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ornithoscopy

divination from the observation of birds
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ornithosis

a disease identical to psittacosis that occurs in birds other than parrots and can be transmitted to man
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oro-

mountain
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orobanchaceous

of, relating to, or belonging to the Orobanchaceae, a family of flowering plants all of which are root parasites, including broomrapes
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orogeny

the formation of mountain ranges by intense upward displacement of the earth's crust, usually associated with folding, thrust faulting, and other compressional processes
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orography

the study or mapping of relief, esp of mountains
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oroide

an alloy containing copper, tin, and other metals, used as imitation gold
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orometer

an aneroid barometer with an altitude scale
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oronasal

of or relating to the mouth and nose
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Orontes

a river in SW Asia, rising in Lebanon and flowing north through Syria into Turkey, where it turns west to the Mediterranean. Length: 571 km (355 miles)
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orotund

(of the voice) resonant; booming
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orphan

a child, one or (more commonly) both of whose parents are dead
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orphanage

an institution for orphans and abandoned children
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orpharion

a large lute in use during the 16th and 17th centuries
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Orphean

of or relating to Orpheus
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Orpheus

a poet and lyre-player credited with the authorship of the poems forming the basis of Orphism. He married Eurydice and sought her in Hades after her death. He failed to win her back and was killed by a band of bacchantes
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Orphic

of or relating to Orpheus or Orphism
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Orphism

a mystery religion of ancient Greece, widespread from the 6th century bc onwards, combining pre-Hellenic beliefs, the Thracian cult of (Dionysius) Zagreus, etc
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orphrey

a richly embroidered band or border, esp on an ecclesiastical vestment
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orpiment

a yellow mineral consisting of arsenic trisulphide in monoclinic crystalline form occurring in association with realgar: it is an ore of arsenic. Formula: As2S3
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orpine

a succulent perennial N temperate crassulaceous plant, Sedum telephium, with toothed leaves and heads of small purplish-white flowers
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Orpington

a heavy breed of domestic fowl of various single colours, laying brown eggs
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orra

odd or unmatched; supernumerary
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orrery

a mechanical model of the solar system in which the planets can be moved at the correct relative velocities around the sun
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orris

any of various irises, esp Iris florentina, that have fragrant rhizomes
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Orsk

a city in W Russia, on the Ural River: a major railway and industrial centre, with an oil refinery linked by pipeline with the Emba field (on the Caspian). Pop: 247 000 (2005 est)
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ortanique

a hybrid between an orange and a tangerine
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Ortegal

a cape in NW Spain, projecting into the Bay of Biscay
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Orth.

Orthodox (religion)
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orthicon

a television camera tube in which an optical image produces a corresponding electrical charge pattern on a mosaic surface that is scanned from behind by an electron beam. The resulting discharge of the mosaic provides the output signal current
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ortho-

straight or upright
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orthocentre

the point of intersection of any two altitudes of a triangle
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orthocephalic

having a skull whose breadth is between 70 and 75 per cent of its length
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orthochromatic

of or relating to an emulsion giving a rendering of relative light intensities of different colours that corresponds approximately to the colour sensitivity of the eye, esp one that is insensitive to red light
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orthoclase

a white to pale yellow, red, or green mineral of the feldspar group, found in igneous, sedimentary, and metamorphic rocks. It is used in the manufacture of glass and ceramics. Composition: potassium aluminium silicate. Formula: KAlSi3O8. Crystal structure: monoclinic
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orthodontics

the branch of dentistry concerned with preventing or correcting irregularities of the teeth
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orthodox

conforming with established or accepted standards, as in religion, behaviour, or attitudes
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orthodoxy

orthodox belief or practice
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orthoepy

the study of correct or standard pronunciation
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orthogenesis

evolution of a group of organisms predetermined to occur in a particular direction
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orthogenic

relating to corrective procedures designed to promote healthy development
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orthognathous

having normally aligned jaws
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orthogonal

relating to, consisting of, or involving right angles; perpendicular
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orthographic

of or relating to spelling
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orthography

a writing system
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orthohydrogen

the form of molecular hydrogen, constituting about 75 per cent of the total at normal temperatures, in which the nuclei of the atoms spin in the same direction
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orthomorphic

another word for conformal
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orthopaedic

of or relating to orthopaedics
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orthopaedics

the branch of surgery concerned with disorders of the spine and joints and the repair of deformities of these parts
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orthophosphate

any salt or ester of orthophosphoric acid
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orthopraxy

the belief that right action is as important as religious faith
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orthopsychiatry

the study and treatment of mental disorders with emphasis on prevention during childhood
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orthopter

another name for ornithopter
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orthopteran

any orthopterous insect
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orthopterous

of, relating to, or belonging to the Orthoptera, a large order of insects, including crickets, locusts, and grasshoppers, having leathery forewings and membranous hind wings, hind legs adapted for leaping, and organs of stridulation
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orthoptic

relating to normal binocular vision
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orthoptics

the science or practice of correcting defective vision, as by exercises to strengthen weak eye muscles
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orthoptist

a person who is qualified to practise orthoptics
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orthopyroxene

a member of the pyroxene group of minerals having an orthorhombic crystal structure, such as enstatite and hypersthene
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orthorexia

a disorder characterized by a morbid obsession with eating healthy foods only
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orthorhombic

relating to the crystal system characterized by three mutually perpendicular unequal axes
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orthoscope

a 19th-century instrument for viewing the fundus of the eye through a layer of water, which eliminates distortion caused by the cornea
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orthoscopic

of, relating to, or produced by normal vision
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orthosis

an artificial or mechanical aid, such as a brace, to support or assist movement of a weak or injured part of the body
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orthostichy

an imaginary vertical line that connects a row of leaves on a stem
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orthotics

the provision and use of artificial or mechanical aids, such as braces, to prevent or assist movement of weak or injured joints or muscles
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orthotist

a person who is qualified to practise orthotics
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orthotone

(of a word) having an independent accent
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orthotropic

relating to or showing growth that is in direct line with the stimulus
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orthotropous

(of a plant ovule) growing straight during development so that the micropyle is at the apex
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Ortles

a range of the Alps in N Italy. Highest peak: 3899 m (12 792 ft)
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ortolan

a brownish Old World bunting, Emberiza hortulana, regarded as a delicacy
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orts

scraps or leavings
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Oruro

a city in W Bolivia: a former silver-mining centre; university (1892); tin, copper, and tungsten. Pop: 206 000 (2005 est)
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Orvieto

a market town in central Italy, in Umbria: Etruscan remains. Pop: 20 705 (2001)
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Orwellian

of, relating to, or reminiscent of George Orwell (real name Eric Arthur Blair), the English novelist (1903--50), particularly his portrayal of an authoritarian state
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Oryol

a variant spelling of Orel
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oryx

any large African antelope of the genus Oryx, typically having long straight nearly upright horns
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os

the technical name for bone
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OSA

Order of Saint Augustine
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Osage

a member of a North American Indian people formerly living in an area between the Missouri and Arkansas Rivers
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Osaka

a port in S Japan, on S Honshu on Osaka Bay (an inlet of the Pacific): the third largest city in Japan (the chief commercial city during feudal times); university (1931); an industrial and commercial centre. Pop: 2 484 326 (2002 est)
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OSB

Order of Saint Benedict
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Oscan

an extinct language of ancient S Italy belonging to the Italic branch of the Indo-European family
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oscar

cash; money
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oscardo

its my cat's nick name

Sorry this word has been given a happy home by: Miss Lisa Casson

OSCE

Organization for Security and Cooperation in Europe
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oscillate

to move or swing from side to side regularly
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oscillation

regular fluctuation in value, position, or state about a mean value, such as the variation in an alternating current or the regular swinging of a pendulum
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oscillator

a circuit or instrument for producing an alternating current or voltage of a required frequency
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oscillogram

the recording obtained from an oscillograph or the trace on an oscilloscope screen
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oscillograph

a device for producing a graphical record of the variation of an oscillating quantity, such as an electric current
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oscilloscope

an instrument for producing a representation of a quantity that rapidly changes with time on the screen of a cathode-ray tube. The changes are converted into electric signals, which are applied to plates in the cathode-ray tube. Changes in the magnitude of the potential across the plates deflect the electron beam and thus produce a trace on the screen
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oscine

of, relating to, or belonging to the Oscines, a suborder of passerine birds that includes most of the songbirds
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oscitancy

the state of being drowsy, lazy, or inattentive
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Osco-Umbrian

a group of extinct languages of ancient Italy, including Oscan, Umbrian, and Sabellian, which were displaced by Latin
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osculant

(of an organism or group of organisms) possessing some of the characteristics of two different taxonomic groups
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oscular

of or relating to an osculum
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osculate

to kiss

Sorry this word has been given a happy home by: Ms Carolin Dunkin
Reason for adoption: Because I love to kiss him.....
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osculation

a point at which two branches of a curve have a common tangent, each branch extending in both directions of the tangent
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osculum

a mouthlike aperture, esp the opening in a sponge out of which water passes
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OSD

Order of Saint Dominic
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OSF

Order of Saint Francis
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Oshawa

a city in central Canada, in SE Ontario on Lake Ontario: motor-vehicle industry. Pop: 139 051 (2001)
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Oshogbo

a city in SW Nigeria: trade centre. Pop: 629 000 (2005 est)
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Oshun

a state of SW Nigeria. Capital: Oshogbo. Pop: 2 463 185 (1995 est). Area 9251 sq km (3570 sq miles)
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OSI

open systems interconnection; an international standardization model to facilitate communications among computers with different protocols
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osier

any of various willow trees, esp Salix viminalis, whose flexible branches or twigs are used for making baskets, etc
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Osijek

a town in NE Croatia on the Drava River: under Turkish rule from 1526 to 1687. Pop: 85 000 (2005 est)
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Osiris

an ancient Egyptian god, ruler of the underworld and judge of the dead
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Oslo

the capital and chief port of Norway, in the southeast at the head of Oslo Fjord (an inlet of the Skagerrak): founded in about 1050; university (1811); a major commercial and industrial centre, producing about a quarter of Norway's total output. Pop: 521 886 (2004 est)
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Osmanli

of or relating to the Ottoman Empire
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osmic

of or containing osmium in a high valence state, esp the tetravalent state
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osmious

another word for osmous
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osmiridium

a very hard corrosion-resistant white or grey natural alloy of osmium and iridium in variable proportions, often containing smaller amounts of platinum, ruthenium, and rhodium: used esp in pen nibs
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osmium

a very hard brittle bluish-white metal occurring with platinum and alloyed with iridium in osmiridium: used to produce platinum alloys, mainly for pen tips and instrument pivots, as a catalyst, and in electric-light filaments. Symbol: Os; atomic no: 76; atomic wt: 190.2; valency: 0 to 8; relative density: 22.57; melting pt: 3033?30?C; boiling pt: 5012?100?C
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osmometer

an instrument for measuring osmotic pressure
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osmoregulation

the adjustment of the osmotic pressure of a cell or organism in relation to the surrounding fluid
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osmose

to undergo or cause to undergo osmosis
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osmosis

the passage of a solvent through a semipermeable membrane from a less concentrated to a more concentrated solution until both solutions are of the same concentration
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osmous

of or containing osmium in a low valence state, esp the divalent state
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osmunda

any fern of the genus Osmunda, such as the royal fern, having large spreading fronds: family Osmundaceae
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Osnabr?ck

an industrial city in NW Germany, in Lower Saxony: a member of the Hanseatic League in the Middle Ages; one of the treaties comprising the Peace of Westphalia (1648) was signed here. Pop: 165 517 (2003 est)
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osnaburg

a coarse plain-woven cotton used for sacks, furnishings, etc
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osprey

a large broad-winged fish-eating diurnal bird of prey, Pandion haliaetus, with a dark back and whitish head and underparts: family Pandioridae
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ossa

the plural of os
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ossein

a protein that forms the organic matrix of bone, constituting about 40 per cent of its matter
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osseous

consisting of or containing bone, bony
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Osset

a member of an Iranian people living in S Russia and N Georgia, chiefly in Ossetia in the Caucasus
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Ossetia

a region of central Asia, in the Caucasus: consists administratively of the North Ossetian Republic in Russia and the South Ossetian Autonomous Region in Georgia
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Ossetic

of or relating to Ossetia, its people, or their language
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Ossi

a native, inhabitant, or citizen of that part of Germany that was formerly East Germany
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Ossianic

of, relating to, or reminiscent of Ossian, a legendary Irish hero and bard of the 3rd century a.d
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ossicle

a small bone, esp one of those in the middle ear
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Ossie

a variant spelling of Aussie
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ossiferous

containing or yielding bones
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ossification

the formation of or conversion into bone
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ossified

converted into bone
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ossifrage

an archaic name for lammergeier
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ossify

to convert or be converted into bone
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ossuary

any container for the burial of human bones, such as an urn or vault
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OST

Office of Science and Technology
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osteal

of or relating to bone or to the skeleton
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osteichthyan

a technical name for bony fish
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osteitis

inflammation of a bone
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Ostend

a port and resort in NW Belgium, in West Flanders on the North Sea. Pop: 68 273 (2004 est)
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ostensible

apparent; seeming
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ostensibly

apparently; seemingly
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ostensive

obviously or manifestly demonstrative
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ostensory

another word for monstrance
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ostentation

pretentious, showy, or vulgar display
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ostentatious

characterized by pretentious, showy, or vulgar display
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osteo-

indicating bone or bones
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osteoarthritis

chronic inflammation of the joints, esp those that bear weight, with pain and stiffness
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osteoblast

a bone-forming cell
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osteoclasis

surgical fracture of a bone to correct deformity
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osteoclast

a surgical instrument for fracturing bone
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osteofibrosis

loss of calcium from the bones, causing them to become fragile
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osteogenesis

the formation of bone
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osteoid

of or resembling bone; bony
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osteology

the study of the structure and function of bones
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osteoma

a benign tumour composed of bone or bonelike tissue
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osteomalacia

a disease in adults characterized by softening of the bones, resulting from a deficiency of vitamin D and of calcium and phosphorus
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osteomyelitis

inflammation of bone marrow, caused by infection
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osteopath

a person who practises osteopathy
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osteopathy

a system of healing based on the manipulation of bones or other parts of the body
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osteophyte

a small abnormal bony outgrowth
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osteoplastic

of or relating to osteoplasty
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osteoplasty

the branch of surgery concerned with bone repair or bone grafting
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osteoporosis

porosity and brittleness of the bones due to loss of calcium from the bone matrix
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osteotome

a surgical instrument for cutting bone, usually a special chisel
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osteotomy

the surgical cutting or dividing of bone, usually to correct a deformity
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Ostia

an ancient town in W central Italy, originally at the mouth of the Tiber but now about 6 km (4 miles) inland: served as the port of ancient Rome; harbours built by Claudius and Trajan; ruins excavated since 1854
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ostiary

another word for porter
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ostinato

a continuously reiterated musical phrase
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ostiole

the pore in the reproductive bodies of certain algae and fungi through which spores pass
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ostium

any of the pores in sponges through which water enters the body
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ostler

a stableman, esp one at an inn
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Ostmark

(formerly) the standard monetary unit of East Germany, divided into 100 pfennigs
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ostosis

the formation of bone; ossification
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Ostpreussen

the German name for East Prussia
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ostracize

to exclude or banish (a person) from a particular group, society, etc
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ostracod

any minute crustacean of the mainly freshwater subclass Ostracoda, in which the body is enclosed in a transparent two-valved carapace
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ostracoderm

any extinct Palaeozoic fishlike jawless vertebrate of the group Ostracodermi, characterized by a heavily armoured body
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ostracon

(in ancient Greece) a potsherd used for ostracizing
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Ostrava

an industrial city in the E Czech Republic, on the River Oder: the chief coal-mining area in the Czech Republic, in Upper Silesia. Pop: 316 000 (2005 est)
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ostrich

a fast-running flightless African bird, Struthio camelus, that is the largest living bird, with stout two-toed feet and dark feathers, except on the naked head, neck, and legs: order Struthioniformes
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Ostrogoth

a member of the eastern group of the Goths, who formed a kingdom in Italy from 493 to 552
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Ostyak

a member of an Ugrian people living in NW Siberia E of the Urals
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Osun

a variant spelling of Oshun
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OT

occupational therapy
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ot-

a variant of oto-
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Otago

a council region of New Zealand, formerly a province, founded by Scottish settlers in the south of South Island. The University of Otago (1869) in Dunedin is the oldest university in New Zealand. Chief town: Dunedin. Pop: 195 000 (2004 est)
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otalgia

the technical name for earache
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OTC

(in Britain) Officers' Training Corps
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OTE

on-target earnings: referring to the salary a salesperson should be able to achieve
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other

the remaining (one or ones in a group of which one or some have been specified)
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other-directed

guided by values derived from external influences
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otherness

the quality of being different or distinct in appearance, character, etc
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otherwhere

elsewhere
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otherwise

or else; if not, then
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otherworldly

of or relating to the spiritual or imaginative world
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Othin

a variant of Odin
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Othman

a variant of Ottoman
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otic

of or relating to the ear
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otiose

serving no useful purpose
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otitis

inflammation of the ear, esp the middle ear (otitis media), with pain, impaired hearing, etc, or the outer ear (otitis externa), with inflammation between the ear drum and the external opening
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oto-

indicating the ear
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otocyst

the embryonic structure in vertebrates that develops into the inner ear in the adult
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otolaryngology

the branch of medicine concerned with the ear, nose, and throat and their diseases
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otolith

any of the granules of calcium carbonate in the inner ear of vertebrates. Movement of otoliths, caused by a change in position of the animal, stimulates sensory hair cells, which convey the information to the brain
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otology

the branch of medicine concerned with the ear
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otorrhoea

a discharge from the ears
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otoscope

another name for auriscope
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otoscopic

A derivative of otoscope
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Otranto

a small port in SE Italy, in Apulia on the Strait of Otranto: the most easterly town in Italy; dates back to Greek times and was an important Roman port; its ruined castle was the setting of Horace Walpole's Castle of Otranto. Pop: 5282 (2001)
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OTT

over the top
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ottar

a variant of attar
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ottava

an interval of an octave
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Ottawa

the capital of Canada, in E Ontario on the Ottawa River: name changed from Bytown to Ottawa in 1854. Pop: 774 072 (2001)
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otter

any freshwater carnivorous musteline mammal of the subfamily Lutrinae, esp Lutra lutra (Eurasian otter), typically having smooth fur, a streamlined body, and webbed feet

Sorry this word has been given a happy home by: Ms Claire Garner

Otterburn

a village in NE England, in central Northumberland: scene of a battle (1388) in which the Scots, led by the earl of Douglas, defeated the English, led by Hotspur
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otto

another name for attar
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ottoman

a low padded seat, usually armless, sometimes in the form of a chest
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ou

a man, bloke, or chap

Sorry this word has been given a happy home by: Mrs Tina Harkin
Reason for adoption: Studying Eng Lang & Lit with the OU has opened up a whole new world for me.
View the word page here.

ouabain

a poisonous white crystalline glycoside extracted from certain trees and used as a heart stimulant and, by some African tribes, on poison darts. Formula: C29H44O12.8H2O