(astronomy, photography) The diameter of such a hole which restricts the width of the lightpath through the whole system. For a telescope, this is the diameter of the objective lens.
(mathematics, rare, of a right circular cone) The maximum angle between the two generatrices.
(optics) A hole which restricts the diameter of the lightpath through one plane in an optical system.
(space flight, communication) The (typically) large-diameter antenna used for receiving and transmitting radio frequency energy containing the data used in communication satellites, especially in the geostationary belt. For a comsat, this is typically a large reflective dish antenna; sometimes called an array.
A small or narrow opening, gap, slit, or hole.
aphareus
aplustre
aplustre
noun
(historical, nautical) An ornamental appendage of wood at the stern of a Roman ship, usually spreading like a fan and curved like a bird's feather.
apterium
apterium
noun
(ornithology) An area of bare (featherless) skin on a bird.
apterous
apterous
adj
(biology) Destitute of winglike membranous expansions, as a stem or petiole.
(zoology) Destitute of wings; wingless.
apurpose
apurpose
adv
(dialect) on purpose; deliberately
arequipa
arequipa
Proper noun
A city of Peru, in the south of the country
aruspice
aruspice
noun
Alternative form of haruspex
asperous
asperous
adj
bitter, cruel, severe
rough, rugged, uneven
asperugo
asperula
autopore
beaupere
beaupere
noun
(obsolete) A companion.
(obsolete) A father.
beaupers
beerpull
beerpull
noun
Alternative form of beer pull
bepurple
bepurple
verb
To tinge or dye with a purple color.
breakups
breakups
noun
plural of breakup
bridecup
bumpered
bumpered
verb
simple past tense and past participle of bumper
buplever
buplever
noun
A bupleurum.
bushrope
bushrope
noun
Synonym of liana
capercut
capsuler
capsuler
noun
A machine for applying the capsule to the cork of a wine bottle.
captured
captured
verb
simple past tense and past participle of capture
capturer
capturer
noun
One who, or that which, captures.
captures
captures
noun
plural of capture
verb
Third-person singular simple present indicative form of capture
carpeaux
caulerpa
clumpier
clumpier
adj
comparative form of clumpy: more clumpy
computer
computer
noun
(by restriction, chiefly historical) A male computer, where the female computer is called a computress.
(now rare, chiefly historical) A person employed to perform computations; one who computes.
A programmable electronic device that performs mathematical calculations and logical operations, especially one that can process, store and retrieve large amounts of data very quickly; now especially, a small one for personal or home use employed for manipulating text or graphics, accessing the Internet, or playing games or media.
couperin
couperus
couplers
couplers
noun
plural of coupler
courtepy
courtepy
noun
(historical) A short coat of coarse cloth.
coverups
coverups
noun
plural of coverup
creamcup
creamcup
noun
Alternative form of creamcups
crepitus
crepitus
noun
(medicine) Grating, crackling or popping sounds and sensations experienced under the skin and joints.
croupade
croupade
noun
A leap in which the horse pulls its hind legs up towards the belly.
croupier
croupier
noun
One who, at a public dinner party, sits at the lower end of the table as assistant chairman.
The person who collects bets and pays out winnings at a gambling table, such as in a casino.
crumpets
crumpets
noun
plural of crumpet
crumpled
crumpled
adj
Squeezed into a compact mass by irregular folds.
verb
simple past tense and past participle of crumple
crumpler
crumpler
noun
Someone or something that crumples.
crumples
crumples
noun
plural of crumple
cruppers
cruppers
noun
plural of crupper
culpeper
cupelers
cupeller
cupeller
noun
One who uses a cupel in assaying.
cupmaker
cupmaker
noun
someone who makes cups
cupreine
cupreous
cupreous
adj
(chemistry) Containing copper.
Of a reddish-brown color, like that of polished copper.
Of or of the nature of copper.
noun
A reddish-brown color, like that of polished copper.
cuprites
cuprites
noun
plural of cuprite
cutpurse
cutpurse
noun
A thief who steals from others' purses or pockets in public.
cypruses
deposure
depurant
depurant
adj
(medicine) depurative
noun
(medicine) A depurative.
depurate
depurate
adj
(obsolete) Depurated; cleansed; freed from impurities.
verb
(transitive) To make impure.
(transitive) To remove impurities from; to purify.
depurged
dipleura
dipterus
dispurse
disputer
disputer
noun
One who disputes.
douzeper
douzeper
noun
(by extension) An individual considered to be like or in the model of Charlemagne's peers; someone considered a great hero or paladin.
(by extension, historical) One of the twelve nobles granted feudal territories or episcopal sees by the King of France in return for their fealty (namely the Archbishop-Duke of Rheims; the Bishop-Dukes of Laon and Langres; the Bishop-Counts of Beauvais, Chalons, and Noyon, the Dukes of Normandy, Burgundy, and Aquitaine; and the Counts of Toulouse, Flanders and Champagne).
(historical fiction) One of the legendary "twelve peers" or renowned warriors of Charlemagne, the Emperor of the Romans from 800 to 814.
drupelet
drupelet
noun
(botany) One of the small drupe-like subdivisions which compose the outer layer of certain fruit such as blackberries or raspberries.
drupeole
drupetum
duperies
duperies
noun
plural of dupery
duplexer
duplexer
noun
(electronics) A device that enables communication in two directions over a single path.
earplugs
earplugs
noun
plural of earplug
elaphure
elaphure
noun
Elaphurus davidianus, a Chinese deer with unusual antlers.
empetrum
emporium
emporium
noun
(also figuratively) A city or region which is a major trading centre; also, a place within a city for commerce and trading; a marketplace.
(also figuratively) A shop that offers a wide variety of goods for sale; a department store; (with a descriptive word) a shop specializing in particular goods.
(by extension, obsolete) The brain.
(historical) A business set up to enable foreign traders to engage in commerce in a country; a factory (now the more common term).
empurple
empurple
verb
Of writing, to make overly flowery or showy; to embellish unduly.
To enrage or anger, referring to making the face purple or red with blood.
To make purple.
empyreum
encarpus
encarpus
noun
(architecture) An ornament on a frieze or capital, consisting of festoons of fruit, flowers, leaves, etc.
endrumpf
envapour
ephyrula
epicures
epicures
noun
plural of epicure
epicurus
epicurus
Proper noun
An ancient Greek philosopher, founder of the movement commonly known as Epicureanism.
epidural
epidural
adj
(anatomy, relational) Situated on or outside the dura mater.
(medicine, relational) Of or pertaining to the space immediately outside the dura mater.
noun
(medicine) An injection of anaesthetic into the epidural space of the spine, especially associated with pain relief during childbirth.
epimerum
equipper
equipper
noun
A person or organization that equips.
erumpent
erumpent
adj
That emerges, or bursts through; breaking forth.
erupting
erupting
verb
present participle of erupt
eruption
eruption
noun
A sudden release of pressure or tension.
A violent ejection, such as the spurting out of lava from a volcano.
An infection of the skin resulting in a rash or blemishing.
eruptive
eruptive
adj
(geology) Produced by eruption.
Accompanied by eruptions.
That erupts or bursts forth.
noun
An eruptive rock, one produced by eruption.
espouser
espouser
noun
One who espouses; one who embraces or adopts the cause of another.
eucarpic
eupatory
eupatrid
eupatrid
Noun
In Ancient Greece, a member of the noble Attic landowning class.
Adjective
In Ancient Greece, belonging to the noble Attic landowning class.
euphoria
euphoria
noun
(LGBT) Ellipsis of gender euphoria.
An excited state of joy; a feeling of intense happiness.
euphoric
euphoric
adj
Feeling great well-being or elation or intense happiness; characterized by euphoria
Productive of euphoria, causing great joy
noun
A drug that causes euphoria; a euphoriant.
euphrasy
euphrasy
noun
The eyebright, Euphrasia officinalis.
euphroes
euphroes
noun
plural of euphroe
eupraxia
eupraxia
noun
eupraxy
learning attributes of deaf people
euprepia
eupyrene
eupyrene
adj
(zoology) Of sperm in species that exhibit sperm heteromorphism, fertile.
eupyrion
eupyrion
noun
(archaic, historical) A device historically used for obtaining instantaneous light, such as a lucifer match.
euripupi
european
europium
europium
noun
A metallic chemical element (symbol Eu) with an atomic number of 63.
eurypyga
eutrophy
eutrophy
noun
(geography, of a body of water) The quality of being rich in minerals and nutrients.
(medicine) healthy nutrition
verb
(transitive, intransitive, of a body of water) To make or become rich in minerals and nutrients, which often manifests itself in a green color.
eutropic
exposure
exposure
noun
(countable, uncountable) That part which is facing or exposed to something, e.g. the sun, weather, sky, or a view.
(horticulture) The amount of sun, wind etc. experienced by a particular site.
(photography) An instance of taking a photograph.
(photography) Details of the time and f-number used.
(photography) The piece of film exposed to light.
(uncountable) Lack of protection from weather or the elements.
(uncountable) The condition of being exposed, uncovered, or unprotected.
The act of exposing something, such as a scandal.
The act or condition of being at risk of financial losses.
expulser
expulser
noun
(obsolete) An expeller.
expunger
expunger
noun
One who expunges.
exrupeal
fevercup
fireplug
fireplug
noun
A fire hydrant.
forceput
fourplex
fourplex
noun
quadplex
frumpery
frumpery
noun
Frumpish appearance or behaviour.
frumpier
frumpier
adj
comparative form of frumpy: more frumpy
frumpled
frumpled
verb
simple past tense and past participle of frumple
furzetop
gazumper
gazumper
noun
One who gazumps.
glumpier
grapeful
grapeful
adj
(poetic) Full of grapes.
graupels
graupels
noun
plural of graupel
gripeful
gripeful
adj
Disposed to gripe; extortionate.
groupage
groupage
noun
The consolidation of several small shipments into a single container
groupers
groupers
noun
plural of grouper
groupies
groupies
noun
plural of groupie
plural of groupy
grouplet
grouplet
Noun
A small group.
grumphie
grumphie
noun
(Scotland) A sow (female pig).
grumpier
grumpier
adj
comparative form of grumpy: more grumpy
gueparde
gueparde
noun
(dated) A cheetah.
guipures
guipures
noun
plural of guipure
gunpaper
gunpower
gunpower
noun
firepower from guns
gyplures
haruspex
haruspex
noun
A soothsayer or priest in Ancient Rome (originally Etruscan) who practiced divination by inspecting entrails.
hereupon
hereupon
adv
Immediately afterwards; at this.
hereupto
hesperus
humphrey
imperium
imperium
noun
Supreme power; dominion.
The right to command the force of the state; sovereignty.
imposure
imposure
noun
(rare) The act of imposing.
impugner
impugner
noun
One who impugns; one who opposes or contradicts.
impurely
impurely
adv
In an impure manner.
impurple
impurple
verb
Alternative form of empurple
imputers
imputers
noun
plural of imputer
inpoured
inpoured
verb
simple past tense and past participle of inpour
irrupted
irrupted
verb
simple past tense and past participle of irrupt
junipers
junipers
noun
plural of juniper
kerplunk
kerplunk
noun
A thudding or thunking sound.
verb
To make a thudding or thunking sound.
koupreys
koupreys
noun
plural of kouprey
larruped
larruped
adj
(slang) drunk; inebriated
larruper
larruper
noun
One who larrups.
lipeurus
liptauer
liptauer
Noun
dish or cheese spread made with sheep's-milk cheese, goat's milk cheese, quark cheese or cottage cheese, part of Hungarian cuisine