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- ABEIGH
- ABIGAILA lady's maid.
- ABOIDEAUA tide gate, designed to protect marshland, so constructed as to let out water at low tide, but to prevent an influx of water at high tide.
- ABUTTo touch by means of a mutual border, edge or end; to border on; to lie adjacent (to); to be contiguous (said of an area of land)
- ACAROLOGISTA specialist in acarology - the study of ticks and mites.
- ACETOXYLThe acetate group, CH3COO-, when viewed as a substituent
- ACHIOTEA tropical American evergreen shrub, Bixa orellana; the lipstick tree.
- ACIDOPHILAn eosinophil; a white blood cell responsible for combating infection by parasites in the body.
- ACIDOPHILEAn organism that lives and thrives under acidic conditions; a form of extremophile. A plant that thrives in relatively acid soil.
- ACQUISTAcquisition; gain.
- ACYLAny of class of organic radicals, RCO-, formed by the removal of a hydroxyl group from a carboxylic acid.
- ADNEXAThe appendages of an organ, such as the Fallopian tubes of the uterus.
- ADNEXALHaving the property of being adnexed.
- ADROITLYDeftly; in an adroit manner.
- AEQUORINA photoprotein, isolated from luminescent jellyfish and other marine organisms, composed of two distinct units: the apoprotein apoaequorin and the prosthetic group coelenterazine.
- AEQUORINSplural of aequorin
- AERIEUS standard spelling of eyrie.
- AERIESplural of aerie
- AFREETAlternative spelling of ifrit.
- AFREETSplural of afreet
- AGENObsolete spelling of again.
- AGHASTTerrified; struck with amazement; showing signs of terror or horror.
- AGLETAlternative form of aiglet.
- AGLEYWrong, awry, askew, amiss, or distortedly.
- AISLINGA kind of Irish poem, developed during the late 17th and 18th centuries, in which Ireland appears to the poet in a vision in the form of a woman, lamenting the state of the Irish p
- AITUSplural of aitu
- AKARYOTEakaryocyte
- AKARYOTESplural of akaryote
- ALDOSTERONEA mineralocorticoid hormone, secreted by the adrenal cortex, that regulates the balance of sodium and potassium in the body.
- ALDOXIMEAny oxime derived from an aldehyde; general formula RCH=NOH
- ALDOXIMESplural of aldoxime
- ALEXINA protective substance that exists in the serum or other bodily fluid and is capable of killing microorganisms; complement.
- ALEXINEObsolete form of alexin.
- ALIQUOTContained in the whole an integral number of times, a factor or divisor.
- ALIQUOTSplural of aliquot
- ALKYLAny of a series of univalent radicals of the general formula CnH2n+1 derived from aliphatic hydrocarbons. In other words, an alkane minus one hydrogen atom.
- ALMSSomething given to the poor as charity, such as money, clothing or food.
- ANDA
- APHONICSplural of aphonic
- APOGEEThe point, in an orbit about the Earth, that is farthest from the Earth: the apoapsis of an Earth orbiter.
- APTERYXKiwi bird.
- ARCOA note in string instrument musical notation indicating that the bow is to be used in the usual way, usually following a passage that is played pizzicato.
- ARCTOPHIL
- ARCTOPHILEOne who has a fondness for teddy bears, usually a collector of them.
- ARCTOPHILESplural of arctophile
- ARDRIA high king of Ireland.
- ARDRIGHAlternative form of ardri
- ARGONAUTAny of several species of shelled octopods of the family Argonautidae (of which only the genus Argonauta is not extinct).
- ARIDLYIn an arid manner.
- AROD
- ASTIRIn motion; characterized by motion.
- ASTONIEDsimple past and past participle of astony
- ASTONYTo astound; to paralyse, to stun.
- ATELICPresenting an action or event’s significance as being the process or experience instead of the end accomplishment or goal.
- ATOKEAn atokous organism.
- ATOKESplural of atoke
- ATOKOUSProducing only asexual individuals.
- ATOL
- AURIS
- AUTACOIDA hormone or similar compound that has a short-term, local effect
- AUTACOIDSplural of autacoid
- AVOWEDLYWith open acknowledgment, declaration or verification.
- AVOWERSplural of avower
- AVOWRIESplural of avowry
- AVOWRYThe act of avowing and justifying in one's own right the distraining of goods.
- AWEARIEDweary; made tired
- AWEELWell; well then.
- AWNYHaving awns; bearded, bristly
- BACULITESplural of baculite
- BAIRNA child or baby.
- BAITINGpresent participle and gerund of bait
- BATHYALRelating to the ocean bottom, between the sublittoral and abyssal zones, at a depth of between 200 and 2000 metres
- BAUXITEThe principal ore of aluminium; a clay-like mineral, being a mixture of hydrated oxides and hydroxides.
- BEADLESplural of beadle
- BEARN
- BEATIFICBlessed, blissful, heavenly.
- BEHESTA command, bidding; sometimes also, an authoritative request; now usually in the phrase at the behest of and at one's behest.
- BEKNAVETo treat as a knave.
- BEKNAVEDsimple past and past participle of beknave
- BEKNAVESthird-person singular simple present indicative of beknave
- BERAN
- BESOMA broom made from a bundle of twigs tied onto a shaft.
- BESPRENTsimple past and past participle of besprenge
- BETHINKTo think about, to recollect.
- BETHINKSthird-person singular simple present indicative of bethink
- BETIDEOften used in a prediction (chiefly in woe betide) or a wish: to happen to (someone or something); to befall.
- BIRLTo spin.
- BIRLEDsimple past and past participle of birl
- BIRLSplural of birl
- BIRSEbristle
- BIRSLE
- BIRSLED
- BIRSYbristling, bristly (of an animal such as a wolf or a bear).
- BLITHECasually careless or indifferent; showing a lack of concern; nonchalant.
- BOHEAA black tea from Fujian, China.
- BOHEASplural of bohea
- BOKETo thrust or push out; butt; poke.
- BOLEThe trunk or stem of a tree.
- BOLOGNAA seasoned Italian sausage made from beef, pork or veal.
- BOORISHBehaving as a boor; rough in manners.