(botany) Not producing fruit; unfruitful; sterile.
acceptor
acceptor
noun
(biochemistry) A transfer RNA molecule that can accept a specific amino acid
(chemistry) An atom or molecule which can accept an electron to form a chemical bond.
(computing theory) A kind of finite-state machine whose binary output indicates whether or not a received input was accepted.
(law, commerce) One who accepts a draft or a bill of exchange; a drawee after he has accepted.
(physics) A chemical acceptor atom forming a positive hole in a semiconductor
(physiology) A cluster of skin cells that respond to pain
One who accepts.
acopyrin
acropora
acropore
acropore
noun
Any coral of the genus Acropora
adaptors
adaptors
noun
plural of adaptor
adopters
adopters
noun
plural of adopter
aerophor
agitprop
agitprop
noun
(countable) An instance of such propaganda.
(countable) An organization or person engaged in disseminating such propaganda.
(uncountable, also attributively) Political propaganda disseminated through art, drama, literature, etc., especially communist propaganda; (specifically, communism, historical) such propaganda formerly disseminated by the Department for Agitation and Propaganda of the Central Committee of the Communist Party of the Soviet Union.
verb
(transitive, intransitive, politics) To disseminate (something as) political propaganda, especially communist propaganda, through art, drama, literature, etc.
agrotype
agrotype
noun
A type of soil used for agriculture
airdrops
airdrops
noun
plural of airdrop
verb
Third-person singular simple present indicative form of airdrop
airports
airports
noun
plural of airport
airposts
airproof
airproof
verb
(transitive) To make airtight.
akepiros
akepiros
noun
plural of akepiro
alphorns
alphorns
noun
plural of alphorn
ametrope
amorphia
amorphia
noun
Synonym of amorphism
amorphic
amorphic
adj
(genetics, of a mutation) Causing a complete loss of gene function.
Having no defined shape, lacking form; amorphous.
amorphus
amorphus
noun
(pathology) A malformed foetus
(physics) Any amorphous material
amphorae
amphorae
noun
plural of amphora
amphoral
amphoral
adj
Of, pertaining to, or in the shape of an amphora
amphoras
amphoric
amphoric
adj
(chiefly historical) Of or related to an amphora, either as a large vessel or a Roman unit of liquid measure.
(medicine) Produced by or indicating a hollow cavity in the lungs, giving a sound like that produced by blowing into an empty decanter.
anaphora
anaphora
noun
(Christianity) The most solemn part of the Divine Liturgy or the Mass during which the offerings of bread and wine are consecrated as body and blood of Christ
(linguistics) An expression that can refer to virtually any referent, the specific referent being defined by context.
(linguistics) An expression that refers to a preceding expression.
(rhetoric) The repetition of a phrase at the beginning of phrases, sentences, or verses, used for emphasis.
plural of anaphor
angiport
angiport
noun
(obsolete) A narrow road passing between two houses or a row of houses, or an alley leading to a single house.
anoplura
anteport
anteport
noun
An outer port, gate, or door.
antproof
antproof
adj
Resistant to ants.
verb
(transitive) To make resistant to ants.
aparejos
aparejos
noun
plural of aparejo
apartado
apastron
apastron
noun
(astronomy) The point of greatest separation between a celestial object and the star which it orbits.
apertion
apertion
noun
(archaic) An opening; an aperture.
(archaic) The act of opening.
aphorise
aphorise
verb
(intransitive) To use aphorisms.
(transitive) To create an aphorism from.
aphorism
aphorism
noun
A concise, terse, laconic, or memorable expression of a general truth or principle.
verb
To speak or write aphorisms.
aphorist
aphorist
noun
A person who creates or recites aphorisms.
aphorize
aphorize
verb
Alternative spelling of aphorise
aphronia
aphronia
noun
The lack of practical judgment.
apikores
apikoros
apikoros
noun
A Jewish skeptic or apostate.
apocarps
apocarpy
apocarpy
noun
The quality of being apocarpous.
apocrine
apocrine
adj
(anatomy, biology, histology) Of or pertaining to an apocrine gland or to its mode of secretion, which involves the budding of portions of the secreting cells.
apocrita
apocryph
apograph
apograph
noun
(textual criticism) A copy or transcript of a manuscript (called the antigraph).
apokreos
apologer
apologer
noun
(obsolete) A teller of apologues.
aporetic
aporetic
adj
Tending to doubt.
aporphin
aporphin
noun
Alternative form of aporphine
aporrhea
apospory
apospory
noun
(biology) The ability of a plant's sporophytes to form a plant that looks like a gametophyte but has the ploidy level of the sporophyte.
appellor
apposers
apposers
noun
plural of apposer
approach
approach
noun
(also figuratively) An act of drawing near in place or time; an advancing or coming near.
(also figuratively) An avenue, passage, or way by which a building or place can be approached; an access.
(archaic) An opportunity of drawing near; access.
(aviation, also attributively) The way an aircraft comes in to land at an airport.
(bowling) The area before the lane in which a bowler may stand or run up before bowling the ball.
(climbing) A path taken to reach the climbing area, for example, from a car park, road, etc.
(figuratively) A manner of making (a policy) or solving (a problem, etc.).
(golf, tennis) Short for approach shot.
A specific procedure used for approaching and landing at an airport.
An act of coming near in character or value; an approximation.
verb
(intransitive) To come or go near, in place or time; to move toward; to advance nearer; to draw nigh.
(intransitive, golf, tennis) To play an approach shot.
(transitive) To attempt to make (a policy) or solve (a problem).
(transitive) To bring (something) near something else; to cause (something) to draw near.
(transitive) To bring up or propose to (someone) an idea, question, request, etc.
(transitive, also figuratively) To move toward (someone or something) in place, time, character, or value; to draw nearer to.
(transitive, archaic, euphemistic) To have sexual intercourse with (someone).
(transitive, intransitive, figuratively) Used intransitively, followed by to: to draw near (to someone or something); to make advances; to approximate or become almost equal.
(transitive, military) To take approaches to (a place); to move towards (a place) by using covered roads, trenches, or other works.
(transitive, rarely intransitive) Of an immovable object or a number of such objects: to be positioned as to (notionally) appear to be moving towards (a place).
apprompt
appropre
appropre
verb
(obsolete, transitive) To appropriate.
approval
approval
noun
(especially philately) Something mailed by a seller to a collector to match their stated interests; the collector can approve of or return the item.
An expression granting permission; an indication of agreement with a proposal; an acknowledgement that a person, thing, or event meets requirements.
An expression of favorable acceptance and encouragement; a compliment that also condones.
approved
approved
adj
(archaic) Proven or demonstrated by experience.
Having received approval.
verb
simple past tense and past participle of approve
approver
approver
noun
(dated, law) In English common law, a person who accuses a confederate; one who commits approvement.
One who approves or gives approval.
approves
approves
verb
Third-person singular simple present indicative form of approve
apricots
apricots
noun
plural of apricot
aproctia
aproneer
aproneer
noun
(obsolete, derogatory) A shopkeeper.
apronful
apronful
noun
as much as an apron will hold
aproning
aproning
noun
Material for making aprons.
verb
present participle of apron
apteroid
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
arapahoe
arapahos
araponga
araponga
noun
Synonym of bare-throated bellbird (Procnias nudicollis)
archpoet
areopagy
areopagy
noun
(obsolete) secret tribunal, conclave
arpeggio
arpeggio
noun
(music) The notes of a chord played individually instead of simultaneously, usually moving from lowest to highest.
verb
(intransitive) To produce arpeggios; to produce sounds resembling arpeggios.
(transitive) To play (a chord) as an arpeggio; to play (a piece of music) with arpeggios.
(transitive, intransitive, figurative) To move (the hand or fingers) against a surface as if playing arpeggios on a keyboard; to touch different points in succession along a surface.
artotype
artotype
noun
(archaic) A kind of autotype.
artotypy
ascocarp
ascocarp
noun
(mycology) The sporocarp of an ascomycete, typically bowl-shaped.
asperous
asperous
adj
bitter, cruel, severe
rough, rugged, uneven
aspersor
aspersor
noun
Alternative form of asperser
asperugo
asporous
asporous
adj
(botany) That does not have spores
asterope
atrophia
atrophia
noun
Archaic form of atrophy.
atrophic
atrophic
adj
(medicine) Of, pertaining to, or arising from atrophy
atropine
atropine
noun
(toxicology, pharmacology) An alkaloid extracted from the plant deadly nightshade (Atropa belladonna) and other sources, such as the seeds of the thorn-apple. Though overdoses would be fatal it is used as a drug in medicine for its paralytic effects (e.g. in surgery to relax muscles, in dentistry to dry the mouth, in ophthalmology to dilate the pupils).
atropins
atropism
atropism
noun
(pathology) atropine poisoning
atropous
atropous
adj
(botany) Not inverted; orthotropous.
atrypoid
atrypoid
adj
(biology) relating to, or characteristic of brachiopods of the genus Atrypa.
attercop
attercop
noun
(dialectal, Northern England) A peevish or ill-natured person.
(dialectal, Northern England) A spider.
autocarp
autoharp
autoharp
noun
A string instrument having a series of chord bars attached to dampers (muting bars) which mute all the strings other than those that form the desired chord.
autopore
backdrop
backdrop
noun
(figurative) Any background situation.
A decorated cloth hung at the back of a stage.
An image that serves as a visual background.
The setting or background of an acted performance.
verb
(transitive) To serve as a backdrop for.
backrope
bardolph
barspoon
beparody
biograph
biograph
noun
(rare) A biographical essay.
An early device to show moving pictures on a screen.
verb
(rare, transitive) To write a biography of.
biparous
biparous
adj
producing two offspring from one pregnancy; twinning
boarship
bosporan
bradypod
calthrop
calthrop
noun
Alternative form of caltrop
caltrops
caltrops
noun
plural of caltrop
calyptro
camphors
camphors
noun
plural of camphor
camphory
camphory
adj
Smelling of camphor; having a smell resembling that of camphor.
camporee
camporee
noun
(US) A gathering of Scouts in which accommodation is in tents
canephor
capeador
capeador
noun
(bullfighting) A person who aids a bullfighter by distracting the bull with his cape.
capework
capework
noun
The use of a cape, in bullfighting, to distract the bull
capnomor
capnomor
noun
(organic chemistry, dated) A colourless oil with a peculiar odour, obtained from beech tar.
caponier
caponier
noun
(military, historical) A type of fortification structure which allows firing along the bottom of a dry moat that surrounds the main fortress.
caporals
caporals
noun
plural of caporal
capretto
capretto
noun
meat from a kid, or young goat
capriola
capriole
capriole
noun
A leap or caper, as in dancing.
A leap that a horse makes with all fours, upwards only, without advancing, but with a kick or jerk of the hind legs when at the height of the leap.
verb
(intransitive) To leap; to caper.
(transitive) To cause (one's mounted horse) to perform a capriole.
capriote
caproate
caproate
noun
(organic chemistry) A hexanoate.
caprocks
caprocks
noun
plural of caprock
capromys
capronic
capronyl
capshore
capshore
noun
(nautical) A support for the cap of a mast
capsomer
capsomer
noun
capsomere
carapato
carapato
noun
A South American tick of the genus Amblyamma.
carpogam
carpompi
carpools
carpools
noun
plural of carpool
verb
Third-person singular simple present indicative form of carpool
carports
carports
noun
plural of carport
carshops
carupano
catproof
catproof
adj
Resistant to damage caused by domestic cats.
verb
To make resistant to damage caused by domestic cats.
cawnpore
cecropia
cecropia
noun
A large saturniid moth native to North America, Hyalophora cecropia, having distinctive red, white and black markings on the wings
Any tree of the genus Cecropia.
ceratops
chaparro
chaparro
noun
kermes oak (Quercus coccifera)
chaperno
chaperon
chaperon
noun
A device placed on the foreheads of horses which draw the hearse in pompous funerals.
A type of hood, often ornamental or official, with an attached cape and a tail, later worn as a hat with the face hole put over the top of the head instead.
An adult who accompanies or supervises one or more young, unmarried men or women during social occasions, usually with the specific intent of preventing some types of social or sexual interactions or illegal behavior.
verb
To accompany; to escort.
To mother.
chapourn
charpoys
charpoys
noun
plural of charpoy
chrysopa
clapwort
clapwort
noun
A North American herb (Conopholis americana) that is parasitic on the roots of oak
coalport
coappear
coappear
verb
To appear together.
compadre
compadre
noun
A friend or companion.
compared
compared
verb
simple past tense and past participle of compare
comparer
comparer
noun
One who, or that which, compares.
compares
compares
noun
plural of compare
verb
Third-person singular simple present indicative form of compare
comparsa
comparts
comparts
verb
Third-person singular simple present indicative form of compart