| Word | Definition | 
| aardwolf | South African carnivorous fox-like quadruped | 
| aasvogel | South African vulture | 
| aba | garment of camel or goat hair; camel or goat-hair fabric | 
| abacinate | to blind by putting red-hot copper basin near the eyes | 
| abactor | cattle thief | 
| abaculus | small tile for mosaic | 
| abaft | toward or at the stern of a ship; further aft | 
| abampere | unit equivalent to 10 amperes | 
| abapical | at the lowest point | 
| abarticular | not connected with the joint | 
| abasement | action of humbling or degrading | 
| abasia | inability to walk due to lack of muscular coordination | 
| abask | in genial warmth | 
| abatis | rampart of felled trees and branches | 
| abatjour | skylight or device to direct light into a room | 
| abattoir | public slaughterhouse | 
| abature | trail through wood beaten down by a stag | 
| abb | yarn used for warp | 
| abba | Syriac or Coptic bishop | 
| abbatial | of, like or pertaining to abbots or an abbey | 
| abbozzo | preliminary sketch | 
| abditive | remote; secret; hidden | 
| abdominous | having a paunch or big belly | 
| abducent | turning away; bearing away from | 
| abeam | in a line at right angles to the length of a vessel, on the beam | 
| abear | to bear; to comport; to behave | 
| abecedarian | of, like or pertaining to the order of the alphabet; rudimentary | 
| abecedism | word created from the initials of words in a phrase | 
| abele | white poplar tree | 
| abeng | Jamaican bugle made from cow horn | 
| aberdevine | alternate name for the siskin | 
| aberuncators | long tool for pruning tall branches | 
| abessive | indicating absence or lack | 
| abiectic | of, like or pertaining to fir trees or fir sap | 
| abigail | a lady's maid | 
| abigeus | cattle rustler | 
| abiogenesis | spontaneous generation of living matter | 
| abiotrophy | degeneration; loss of physical vitality or ability | 
| abirritate | to alleviate irritation; to reduce sensitivity | 
| abiturient | pupil leaving school for university | 
| abject | humble; miserable; craven | 
| ablactation | weaning of a child from its mother's milk | 
| ablative | indicating direction from or time when | 
| ablator | thermal protection on outside of spacecraft | 
| ablaut | variation in root vowel of words to change meaning | 
| ablegate | papal envoy or legate | 
| ablepsia | blindness | 
| ablow | in a blowing state | 
| abluent | cleanser or cleansing product | 
| ablution | ritual washing | 
| ablutomania | mania for washing oneself | 
| abnegate | to renounce or repudiate | 
| abodement | an omen; a foretelling | 
| aboideau | tide gate | 
| abolla | Roman military cloak | 
| abomasum | ruminant's fourth stomach | 
| aboral | away from the mouth | 
| abord | to accost; to approach | 
| aborning | during birth; while being born | 
| aborticide | killing of a fetus; abortion | 
| abortuary | anti-abortion term for an abortion clinic | 
| aboulia | loss of ability to make decisions | 
| aboulomania | pathological indecisiveness | 
| aboutsledge | largest blacksmith's hammer | 
| abra | narrow mountain pass | 
| abradant | a substance that abrades | 
| abraid | to awaken or rouse | 
| abraxas | gem engraved with mystical word and bearing human-animal figure | 
| abreuvoir | joint or gap between two stones in masonry | 
| abroach | in a condition to allow liquor to run out | 
| abrosia | fasting | 
| abscind | to pare, reduce, cut off or away | 
| abscissa | horizontal distance from a fixed line to a point | 
| abscission | cutting off; cutting away | 
| absconce | lantern used in monasteries and night offices | 
| abseil | to descend a rock face using a double rope | 
| absentaneous | done in absence; pertaining to absence | 
| absinthial | of, like or pertaining to wormwood; bitter | 
| absinthism | disease resembling alcoholism | 
| absit | leave to pass one night away from college | 
| absolutism | doctrine of government by a single absolute ruler; autocracy | 
| absolutive | indicating subject or object of intransitive verb | 
| absolutory | forgiving or absolving | 
| absonant | discordant; abhorrent | 
| absorbefacient | causing or promoting absorption | 
| absorptiometer | instrument for measuring solubility of gases in liquids | 
| absquatulate | to decamp; to leave quickly; to flee | 
| absterge | wipe clean; expunge; purge; purify | 
| absurdism | doctrine that we live in an irrational universe | 
| abterminal | going from the end inwards | 
| abthane | monastic region of the old Irish church | 
| abulia | lack of ability to make decisions; aboulia | 
| abuna | Ethiopian patriarch | 
| abusion | misuse; outrage; deception | 
| abutment | masonry on a wall that supports an arch | 
| abvolt | unit of electrical potential equal to one hundred millionth of a volt | 
| aby | to make amends; atone; pay a penalty | 
| abyssopelagic | of, like or pertaining to the depths of the ocean | 
| academicism | doctrine that nothing can be known | 
| acanaceous | bearing prickles or thistles; prickly | 
| acantha | prickle | 
| acanthous | spiny; prickly | 
| acapnia | lack or deficiency of carbon dioxide | 
| acapnotic | non-smoker; non-smoking | 
| acariasis | irritating itching insect infestation | 
| acaricide | killer of mites and ticks | 
| acarine | of, like or pertaining to ticks or mites | 
| acarology | study of mites | 
| acarophobia | fear of itching or of insects causing itching | 
| acarpous | sterile; not bearing fruit | 
| acatalectic | having complete or full number of syllables in a poetic line | 
| acatalepsy | the unknowableness of all things to a certainty | 
| acatamathesia | inability to understand data presented to the senses | 
| acates | provisions that have been purchased | 
| acatour | provisioner; quartermaster | 
| acaudate | tailless | 
| acaulescent | having a very short stem | 
| accelerometer | instrument for measuring acceleration or vibrations | 
| accend | to kindle | 
| accensor | acolyte | 
| accentor | songbird | 
| acceptilation | remission of debt or liability through fictitious repayment | 
| accessit | prize for students in second place; honourable mention | 
| acciaccatura | very short note played before a longer one | 
| accidence | grammar book; science of inflections in grammar | 
| accidentalism | theory that events do not have causes | 
| accidie | sloth; physical torpor | 
| accinge | to gird | 
| accipiter | bandage worn around the nose | 
| accipitral | like a bird of prey; rapacious | 
| accipitrine | of, like or pertaining to falcons and hawks | 
| accismus | in rhetoric, pretending to refuse something | 
| accite | to cite; to summon | 
| acclinate | sloping upwards | 
| acclivity | upward slope | 
| accloy | to hobble with a horseshoe nail | 
| accolade | curved architectural moulding; vertical line joining two musical staves | 
| accolent | neighbouring | 
| accollé | of a heraldic animal, entwined or collared | 
| accosted | in heraldry, two figures placed side by side | 
| accoucheur | male midwife | 
| accoucheuse | female midwife | 
| accourage | to encourage | 
| accourt | to entertain | 
| accoy | to subdue; to pacify; to soothe | 
| accrementition | increase or growth by adding similar material | 
| accretion | accumulation; addition of parts to form a whole | 
| accubation | reclining as on a couch | 
| accubitum | crescent-shaped couch | 
| accusative | indicating direct object of a verb | 
| acedia | listlessness; sloth | 
| aceldama | site or scene of violence or bloodshed | 
| aceology | therapeutics | 
| acequia | irrigation ditch | 
| acerate | of, like or resembling a needle | 
| acerbate | to embitter; to irritate | 
| acerous | lacking horns or antennae | 
| acersecomic | one whose hair has never been cut | 
| acervate | heaped; clustered | 
| acervuline | like or in small mounds or heaps | 
| acescence | becoming sour; souring; turning of milk | 
| acetabulum | small anatomical cup or hollow, such as a sucker | 
| acetarious | referring to plants that are used in salads | 
| acetimeter | instrument for measuring strength of vinegar | 
| achaenocarp | any dry indehiscent fruit | 
| acharné | furious or desperate (of a battle) | 
| achene | small one-seeded fruit or naked seed of plant | 
| achloropsia | colour-blindness with respect to green | 
| achor | eruption or scab on the head | 
| achromatopsia | colour-blindness | 
| achroous | colourless | 
| acicular | needle-shaped | 
| acidaemia | undue acidity of blood | 
| acidimeter | instrument for measuring concentration of acids | 
| acidulous | sharp or bitter-tasting | 
| acierate | to turn into steel | 
| acinaceous | full of kernels | 
| acinaciform | scimitar-shaped | 
| aciniform | shaped like a berry | 
| acinus | berry which grows in clusters | 
| acipenser | sturgeon | 
| ackamarackus | pretentious or deceptive nonsense | 
| aclinic | having no inclination or magnetic dip | 
| acock | defiantly | 
| acoemeti | ancient monastic order who maintained eternal choir service | 
| acology | study of medical remedies | 
| acolous | limbless | 
| acolouthic | of, like or pertaining to an after-image or other after-sensation | 
| acopic | curing or relieving fatigue | 
| acoria | pathologically great appetite | 
| acosmism | disbelief in existence of eternal universe distinct from God | 
| acouasm | ringing noise in head | 
| acquest | object which is acquired | 
| acracy | government by none; anarchy | 
| acratia | impotence | 
| acre-breadth | old unit of length of 22 yards | 
| acritochromacy | colour-blindness | 
| acroamatic | esoteric | 
| acrocephalous | having a pointed or peaked skull | 
| acrography | the art of making wood blocks in relief | 
| acrolith | wooden statue with stone extremities | 
| acrologic | of, like or pertaining to initials | 
| acromegaly | glandular disorder causing gigantism of extremities | 
| acronical | occurring at nightfall or sunset | 
| acronym | word formed from initial letters of another word | 
| acronyx | ingrown nail | 
| acropathy | disease or illness of the extremities | 
| acrophobia | fear of heights | 
| acrophonic | using a symbol for the initial sound of a thing | 
| acropodium | pedestal upon which a statue rests | 
| acroscopic | looking or moving towards the apex | 
| acroteleutic | phrase or words at the end of a psalm | 
| acroterion | pedestal or ornament at the angle of a pediment | 
| acrotism | absence of pulsing | 
| actinism | action of solar radiation causing chemical change | 
| actinograph | instrument used to calculate time of photographic exposure | 
| actinometer | instrument for measuring incident radiation | 
| actinotherapy | use of ultraviolet rays as medical therapy | 
| acton | stuffed jacket worn under armour; haqueton | 
| actuate | communicate motion to; cause | 
| aculeate | prickly; pointed; stinging; a stinging insect | 
| aculeiform | shaped like a thorn | 
| acultomancy | divination using needles | 
| acuminate | tapered; pointed; to sharpen | 
| acutiator | sharpener of weapons | 
| acutorsion | twisting artery with needle to stop bleeding | 
| acyanopsia | colour-blindness with respect to blue | 
| acyesis | female sterility | 
| acyrology | incorrect diction or pronunciation | 
| adactylous | lacking fingers or claws | 
| adamantine | unbreakable; impenetrable | 
| adamitism | nakedness for religious reasons | 
| adaxial | next to or towards the axis | 
| addax | large African antelope | 
| addax | spiral-horned antelope dwelling in the Sahara desert | 
| additament | thing added or appended; heraldic ornament | 
| addititious | of, pertaining to or resulting from addition | 
| addle | putrid; barren; muddled | 
| addorsed | turned back to back in heraldry | 
| adduce | cite as proof or instance | 
| adeciduate | evergreen; coniferous | 
| adeem | to cancel a bequest by destruction of the object | 
| adelaster | provisional name for a plant whose flowers are unknown | 
| adelphogamy | sharing of a wife by two or more brothers | 
| ademption | revocation of donation by donor | 
| adenalgia | painful swelling of a gland | 
| adenia | glandular swelling | 
| adeniform | shaped like a gland | 
| adenography | descriptive work on the glandular system | 
| adenoid | of, like or pertaining to or like a gland | 
| adenology | study of glands | 
| adenotomy | removal or excision of gland | 
| adespota | anonymous works | 
| adessive | indicating place where or proximity to | 
| adevism | denial of gods of mythology and legend | 
| adharma | unrighteousness | 
| adhibit | to attach; to admit; to administer | 
| adhocracy | government in an unstructured fashion; an unstructured organization | 
| adiabatic | without transference of heat | 
| adiaphoresis | absence of perspiration; inability to perspire | 
| adiaphorism | doctrine of theological indifference or latitudinarianism | 
| adiaphoron | tenet or belief on which a theological system is indifferent | 
| adiapneustia | defective perspiration | 
| adiathermancy | impermeability to radiant energy | 
| adipescent | becoming fat or fatty | 
| adipic | of, like or pertaining to fatty substances | 
| adipocere | fatty substance occurring in corpses left in moist areas | 
| adipsia | absence or lack of thirst | 
| adit | opening or passage into a mine | 
| adjudge | to decide; to award | 
| adjutage | nozzle | 
| adjutant | enormous Indian stork | 
| adjutor | helper; assistant | 
| adjuvant | substance added to make vaccine more effective | 
| admanuensis | one who takes an oath on a religious book | 
| admaxillary | connected to or near the jaw | 
| admeasurement | the act of measuring or apportioning | 
| adminicle | that which supports or aids, especially evidence | 
| adnascent | growing on some other thing | 
| adnominal | indicating adjective used as a noun | 
| adnomination | punning | 
| adnoun | adjective serving or used as a noun | 
| adonise | to adorn oneself | 
| adoptionism | belief that Christ was the adopted and not natural son of God | 
| adoral | near the mouth | 
| adosculation | impregnation by contact alone or by wind | 
| adown | in a descending direction | 
| adoxography | good writing on a trivial subject | 
| adoxy | beliefs that are neither orthodox nor heterodox | 
| adpress | to press together | 
| adrogation | adoption of a boy or girl before adolescence | 
| adscititious | added; additional | 
| adscript | attached or feudally bound to the soil or earth | 
| adsorb | to attract and stick to the surface | 
| adumbrate | indicate faintly; foreshadow | 
| adunc | hooked | 
| aduncate | shaped like a hook or crook | 
| adust | burnt; scorched | 
| advection | horizontal movement of air | 
| advehent | bringing inwards | 
| advenient | due to outside causes | 
| adventitious | accidental; casual | 
| adventive | a thing or person coming from outside | 
| adversaria | miscellaneous notes; commonplace books | 
| adversative | word or phrase expressing opposition | 
| advert | refer to in speech or writing | 
| advertorial | advertisement presented as if it were editorial material | 
| advesperate | darken; become late | 
| advocaat | liqueur containing rum and raw eggs | 
| advowson | right of presentation to church living | 
| adynamia | helplessness; lack of strength | 
| adynaton | rhetorical use of a nearly impossible situation for emphasis | 
| adytum | sacred part of a temple or church; church chancel | 
| adzebill | prehistoric flightless bird of New Zealand | 
| aedile | magistrate in charge of games, markets or buildings | 
| aedoeology | science of generative organs | 
| aegilops | stye in inner corner of eye | 
| aegis | protection; support | 
| aegrotat | medical certificate of illness excusing student's sickness | 
| aeneous | shining bronze colour | 
| aeolian | giving forth a tone as if produced by the wind | 
| aeolipyle | hollow ball that turns through steam escaping through valves | 
| aeolistic | long-winded | 
| aeolotropy | variation in physical properties on basis of position | 
| aeonian | lasting for an immeasurably long period of time | 
| aepyornis | gigantic flightless bird of Madagascar | 
| aerenchyma | respiratory tissue | 
| aeriform | of the form or shape of gas; gaseous | 
| aerious | of the nature of air; airy | 
| aerobe | organism requiring oxygen to survive | 
| aerobiology | study of airborne organisms | 
| aerodonetics | science or study of gliding | 
| aerogenesis | forming or generating gas or air | 
| aerography | descriptive work on the atmosphere | 
| aerolite | meteorite | 
| aerolith | stone that falls from the sky; meteorite | 
| aerolithology | study of aerolites; meteorites | 
| aerology | study of the atmosphere | 
| aeromancy | divination by means of the weather | 
| aerometer | instrument for measuring weight or density of gas | 
| aerophane | thin crinkled semi-transparent fabric | 
| aerophilately | collecting of air-mail stamps | 
| aerophobia | fear of flying or draughts | 
| aerophone | musical instrument like a concertina | 
| aerophore | instrument used to inflate stillborn child's lungs | 
| aeropleustic | of, like or pertaining to aerial navigation | 
| aerostat | any lighter-than air craft; balloon | 
| aerostatics | science of air pressure; art of ballooning | 
| aeruginous | of, like or pertaining to copper-rust or verdigris | 
| aerugo | rust of any metal | 
| aesc | letter used in Old English for 'ae' | 
| aesopian | conveying meaning only to those in a secret movement | 
| aesthesia | sensibility | 
| aesthesiogenic | producing or causing a sensation | 
| aestheticism | doctrine that beauty is central to other moral principles | 
| aestival | of, like or pertaining to summer | 
| aethrioscope | instrument for measuring temperature variations due to sky conditions | 
| aeviternal | everlasting; endless | 
| aeviternity | eternal existence | 
| afebrile | not suffering from fever | 
| affabulation | moral of a fable | 
| affeer | to assess; to reduce to a fixed sum | 
| afferent | bearing, bringing or carrying towards | 
| affiance | to trust; to betroth | 
| affine | a relation by marriage | 
| afflated | inspired | 
| afflatus | inspiration; divine impetus | 
| afforce | to strengthen a jury by adding skilled people | 
| afforest | to cover with forest; to convert into hunting grounds | 
| affranchise | to free from slavery or similar obligation | 
| affray | an attack or assault; an alarm or fright | 
| affrayer | disturber of the peace | 
| affreightment | hiring of a vessel | 
| affreux | frightening | 
| affricate | consonant that begins as a plosive and ends as a fricative | 
| affronté | of two heraldic animals, facing one another | 
| affusion | pouring on; as of baptismal water | 
| afore | before | 
| afterclap | unexpected damaging or unsettling after-effect | 
| afterdeck | deck behind a ship's bridge | 
| aftergame | rematch; means employed after first turn of affairs | 
| afterguard | men who work the aft sails on the quarterdeck and poop deck | 
| afterhand | subsequently | 
| afterings | last milk drawn when milking a cow | 
| afterpiece | minor piece after a play | 
| aftershaft | second shaft coming out of the quill of a feather | 
| afterwil | locking of the barn after the cows have been let out | 
| agacerie | allurement; coquetry | 
| agalactia | failure or inability to produce milk | 
| agalloch | eaglewood | 
| agamist | one who opposes marriage | 
| agamogenesis | reproduction by non-sexual means | 
| agape | selfless Christian love; a feast in celebration of such love | 
| agapeistic | characterized by Christian love | 
| agapet | lover of women | 
| agapetae | churchwomen who live platonically with celibate men | 
| agapism | ethics of love | 
| agastopia | admiration of part of another's body | 
| agatewear | type of ceramic resembling agate stone | 
| agathism | belief in ultimate triumph of good despite evil means | 
| agathodaimon | one's good genius; the good part of one's conscience | 
| agelast | one who never laughs | 
| agennesic | sterile; impotent | 
| agenocratia | opposition to birth control | 
| agentive | indicating agent performing an action | 
| ageotropic | moving or turning away from the earth | 
| agersia | quality of not growing old | 
| ageusia | damage to the sense of taste | 
| agger | artificial mound or elevation for military use | 
| aggerose | in heaps; piled up | 
| aggiornamento | modernization of ideas of the Catholic church | 
| aggrade | to raise level of a surface through depositing detritus | 
| aggrandize | increase power or rank of; make greater | 
| aggrate | to gratify or please | 
| aggry | type of West African glass beads | 
| agio | premium paid on foreign currency exchange | 
| agiotage | playing the stock market; speculation | 
| agist | to charge with a public burden; to take in to graze for payment | 
| agistment | land tax assessed for cattle pasturing | 
| aglet | metal point attached to a lace or string | 
| agma | symbol or sound for a velar nasal consonant "ng" | 
| agminate | grouped | 
| agnail | sore, corn or hangnail on the toe or foot | 
| agname | name over and above the ordinary name and surname | 
| agnation | kinship | 
| agnize | to acknowledge or confess | 
| agnomen | additional name; surname; nickname | 
| agnomination | rhetorical use of similar-sounding words for effect | 
| agnosic | unable to recognize familiar objects due to brain damage | 
| agnosticism | doctrine that we can know nothing beyond material phenomena | 
| agnosy | ignorance | 
| agoge | tempo or sequence in melody in ancient Greek music | 
| agogic | accenting a musical note by slightly dwelling on it | 
| agomphosis | looseness in the teeth | 
| agone | ago | 
| agonic | making no angle | 
| agonism | competition; effort; striving | 
| agonistes | someone in the grip of inner conflict | 
| agonistic | of, like or pertaining to or being aggressive or argumentative | 
| agonistics | art and theory of prize-fighting | 
| agoraphobia | fear of open spaces | 
| agouti | tropical rabbit-sized rodent | 
| agowilt | sudden sickening and unnecessary fear | 
| agraffe | hooked clasp used by masons to hold blocks together | 
| agrapha | sayings of Jesus not found in the canonical gospels | 
| agraphia | inability to write | 
| agravic | having no gravity; pertaining to the condition of zero-gravity | 
| agrestic | of the fields; rural; unpolished | 
| agriology | the comparative study of primitive peoples | 
| agrize | to horrify; to disfigure | 
| agrizoiatry | medicine specializing in wild animals | 
| agrobiology | study of plant nutrition; soil yields | 
| agrology | study of agricultural soils | 
| agromania | intense desire to be in open spaces | 
| agronomics | study of productivity of land | 
| agrostography | writing about grasses | 
| agrostology | science or study of grasses | 
| agrypnia | insomnia | 
| agrypnotic | anything taken to aid wakefulness | 
| aguardiente | Spanish or Portuguese brandy | 
| agyiophobia | fear of crossing busy streets | 
| agynary | lacking female genitals | 
| ahimsa | the duty of sparing animal life; non-violence | 
| ahull | with sails furled and helm lashed to the lee-side | 
| ai | three-toed sloth | 
| aichmophobia | fear of sharp or pointed objects | 
| aiger | tidal wave occurring in rivers | 
| aigrette | a spray of jewels; ornamental feather plume; an egret | 
| aiguille | sharp; needle-like peak of rock | 
| aileron | flap on airplane wing for lateral balance | 
| ailette | plate of armour worn on shoulder | 
| ailuromancy | divination by watching cats' movements | 
| ailurophilia | love of cats | 
| ailurophobia | fear of cats | 
| aioli | garlic-flavoured mayonnaise | 
| airscrew | aircraft propeller | 
| aischrolatry | worship of filth, dirt, or smut | 
| aisling | a vision or dream | 
| ait | small island in lake or river | 
| aitchbone | rump bone of cattle; rump cut of beef | 
| aiué | elderly; senior | 
| akeratophorous | not horned | 
| akinesia | loss of ability to move | 
| ala | membranous outgrowth on a plant or animal | 
| alabamine | alternate name for the element astatine | 
| alack | expression of sorrow or regret | 
| alalia | loss of ability to speak | 
| alameda | public walkway between rows of poplar trees | 
| alamode | lightweight glossy silk | 
| alamort | half-dead; dejected | 
| alannah | term of endearment used with one's child | 
| alar | of, like or pertaining to the wing or shoulder | 
| alastrim | mild form of smallpox | 
| alate | lately | 
| alation | state of having wings; position of wings on a creature | 
| alaudine | of, like or pertaining to skylarks | 
| alb | long white robe worn by priests | 
| albarello | cylindrical jar used to hold drugs | 
| albata | variety of German silver | 
| albe | although; albeit | 
| albedo | whiteness, as of a celestial object | 
| albescent | becoming white; whiteness | 
| albicant | whitish; becoming white | 
| albificative | able to whiten or be whitened | 
| albion | medieval astronomical device for finding positions of planets | 
| albocracy | government by white people | 
| albolith | white cement formed from magnesia and silica | 
| albugineous | like the white of an eye or an egg; white-coloured | 
| alcahest | alchemical universal solvent | 
| alcatote | silly elf | 
| alcine | of, like or pertaining to elks; of, like or pertaining to auks | 
| alcoholometer | instrument for measuring proportion of alcohol in solutions | 
| alcovinometer | instrument to measure strength of wine | 
| aleatoric | depending on contingencies or chance | 
| aleberry | beverage made from ale, spices, and dried bread | 
| alecost | costmary, an herb used in flavouring ale | 
| alectormancy | divination by sacrificing a rooster | 
| alectryomachy | cock-fighting | 
| alectryomancy | divination by watching a rooster gather corn kernels | 
| alee | on or toward the lee | 
| alegar | vinegar made by turning ale sour | 
| alembicated | over-refined | 
| alepine | mixed wool and silk or mohair and cotton fabric | 
| alethiology | study of truth | 
| aleuromancy | divination using flour or meal | 
| alexia | inability to read | 
| alexipharmic | antidote | 
| alfet | cauldron of boiling water used during trials by ordeal | 
| alforge | wallet or leather bag | 
| algedonics | science of pleasure and pain | 
| algefacient | cooling | 
| algetic | causing or producing pain | 
| algicide | killer of algae | 
| algid | cold; chilly | 
| alginuresis | painful urination | 
| algolagnia | sexual pleasure derived from inflicting pain | 
| algology | study of algae | 
| algophobia | fear of pain | 
| algor | coldness; shivering fit | 
| algraphy | art of printing from aluminum plates | 
| alible | nourishing | 
| alicorn | mythical wavy-horned bull, often used as heraldic device | 
| alidade | revolving index on astrolabe or other instrument for reading gradations | 
| alieniloquy | speech on subjects other than the matter at hand; off-topic speech | 
| aliform | wing-shaped | 
| aligerous | winged | 
| aliicide | killing of someone other than oneself; murder | 
| aliped | having wings on the feet | 
| aliphatic | of, like or pertaining to fat or fats in general | 
| aliquant | number dividing into another with a remainder | 
| aliquot | number dividing into another without leaving a remainder | 
| aliter | requiring a different law to be applied; it is otherwise; in other words | 
| aliunde | from elsewhere | 
| alk | sap or resin from turpentine trees | 
| alkalimeter | instrument for measuring strength of alkalines | 
| alkanet | reddish plant-based dye | 
| allantiasis | food poisoning resulting from inadequate preservation | 
| allantoid | shaped like a sausage | 
| allative | indicating movement towards | 
| allemain | enormous pudding out of which acrobats leap | 
| allemande | courtly baroque dance in which the arms are interlaced | 
| alliaceous | of, like or pertaining to garlic; garlicky | 
| allicient | attracting something else | 
| allision | intentional collision of two ships | 
| allocatur | amount allowed for costs | 
| allochthonous | formed or produced elsewhere or externally | 
| allodic | not subject to a superior | 
| allogamy | cross-fertilization | 
| allogeneous | different | 
| allography | writing another individual's signature | 
| allolalia | speech disorder featuring randomly spoken words | 
| allonge | paper attached to commercial bill requiring signatures | 
| allonym | other person's name used by an author | 
| alloquy | speaking to another or many others; an address | 
| allotheism | belief in or worship of strange gods | 
| allotriophagy | craving for strange foods | 
| allotropy | of an element, having more than one form | 
| alluvion | effect of water impacting on shoreline | 
| allwhere | elsewhere; everywhere | 
| almacantar | circle of altitude, parallel to the horizon | 
| almagest | textbook or handbook, especially dealing with astronomy | 
| almandine | violet-coloured garnet | 
| almoner | giver of alms; social worker in a hospital | 
| almuce | cloth or fur hood | 
| alnager | inspector of cloth | 
| alogism | illogical statement | 
| alomancy | divination using salt | 
| alopecia | baldness; hair loss | 
| alopecoid | of or resembling a fox | 
| alow | below | 
| alpaca | fine wool made from alpaca hair | 
| alpenglow | reddish glow appearing at sunrise or sunset in mountains | 
| alpenstocker | mountain climber | 
| alpestrine | of, like or pertaining to alpine regions | 
| alphenic | sugary candy used in medicine | 
| alphitomancy | divination using loaves of barley | 
| alphonsin | instrument used to extract bullets from bodies | 
| alt | high musical tone | 
| altarage | payment to priest for mass; offerings at altar | 
| alterity | state of being different | 
| alternatim | alternately | 
| altiloquence | pompous or high speech | 
| altisonant | high-sounding | 
| altitonant | thundering on high or loudly | 
| altricial | having young requiring care for a lengthy period | 
| aludel | pear-shaped pot used in sublimation | 
| aluminiferous | bearing aluminum | 
| alveary | beehive; area of the ear where wax collects; word-list | 
| alveolate | of or like a honeycomb | 
| alveromancy | divination using sounds | 
| alviducous | purgative | 
| alvine | of the belly | 
| ama | a Japanese pearl-diver | 
| amadelphous | outgoing; gregarious | 
| amain | to a high degree; exceedingly; at full speed | 
| amanous | lacking hands | 
| amanuensis | one employed to write from dictation | 
| amaranth | imaginary flower reputed never to fade | 
| amaranthine | immortal; undying; deep purple-red colour | 
| amasesis | inability to chew | 
| amasthenic | focusing light rays to a single point | 
| amathophobia | fear of dust | 
| amaxophobia | fear of riding in a car | 
| ambages | windings; roundabout ways; delays | 
| ambeer | juice from chewing tobacco | 
| amberjack | spiny-finned Atlantic sport fish | 
| ambiloquous | using dubious or ambiguous expressions | 
| ambisinistrous | awkward in the use of both hands | 
| ambit | circuit; scope; compass; confines | 
| ambo | early Christian raised reading desk or pulpit | 
| ambry | recess for church vessels; cupboard or niche | 
| ambsace | bad luck; a low score | 
| ambulatory | aisle down the east end of a church | 
| ambulomancy | divination by taking a walk | 
| ambulophobia | fear of walking | 
| ambustion | burn or scald | 
| amende | fine or reparation paid | 
| ament | a person who fails to develop mentally | 
| amerce | to fine; to deprive; to punish | 
| ametropia | abnormal optical refraction | 
| amice | strip of fine linen worn as cloak or wrap by priest at mass | 
| amicicide | murder of a friend | 
| amidmost | in the very middle | 
| amidships | midway between the bow and stern of a ship | 
| ammeter | instrument for measuring electrical current | 
| ammophilous | sand-loving; preferring to dwell in sand | 
| amnicolist | one who lives near a river | 
| amniomancy | divination by examining afterbirth | 
| amorce | percussion cap for a toy pistol | 
| amoret | love sonnet or song | 
| amoretto | a cherub or spirit of love | 
| ampelidious | of, like or pertaining to vines | 
| ampelography | scientific description of the vine | 
| ampere | unit for measuring amount of electrical current | 
| amphibiolith | fossilized amphibian | 
| amphibolic | able to turn both backwards and forwards; double-jointed | 
| amphibology | ambiguity in language; dual grammatical meaning | 
| amphigean | occurring in both hemispheres of the brain or body | 
| amphigory | a nonsense verse | 
| amphimixis | interbreeding; intermixing of two individuals' genetic matter | 
| amphipneust | animal with both lungs and gills | 
| amphisbaena | mythical two-headed serpent or lizard | 
| amphiscian | of, like or pertaining to torrid regions | 
| amphiuma | aquatic American salamander with two pairs of small feet | 
| amphoriloquy | cavernous voice of a patient heard over a patient's lung cavity | 
| amplect | to embrace | 
| amplexus | rutting of frogs and toads | 
| ampliative | supplemental; additional | 
| amplivagant | stretching far; having a great scope | 
| ampulla | vessel for holy oil or wine for coronations or rituals | 
| amrita | Hindu ambrosia bestowing immortality | 
| amygdaloid | almond-shaped; of, like or pertaining to tonsils | 
| amyloid | containing or pertaining to starch; starchy | 
| amyous | lacking muscle | 
| an | if | 
| ana | in equal quantities | 
| anabasis | journey leading upwards; first phase of an illness | 
| anabiosis | return to life after apparent death | 
| anacampserote | something which can bring back a lost love | 
| anacamptic | reflecting or reflected light; sound or water | 
| anacardic | of, like or pertaining to cashews | 
| anacathartic | causing vomiting or expectoration | 
| anachoric | foreign or geographically absurd relating to a country | 
| anaclastic | refractive; of, like or pertaining to refraction | 
| anaclitic | dependent on other phenomenon or ability | 
| anacoenosis | rhetorical questioning of hearers or opponents for opinions on a matter | 
| anacoluthon | moving to new topic of discussion before finishing current one | 
| anacrisis | interrogation accompanied by torture | 
| anacrusis | syllable prior to the normal rhythm of a verse | 
| anacusic | completely deaf | 
| anadem | wreath, fillet or band | 
| anadiplosis | repeating last word of clause at beginning of next clause | 
| anadromous | fish which ascend rivers to spawn | 
| anaerectic | destructive | 
| anaesthesiology | study of anaesthetics | 
| anagalactic | coming from or existing beyond our own galaxy | 
| anaglyph | ornament in low relief | 
| anaglyptics | art of carving in bas-relief | 
| anaglyptography | art of engraving so as to give the subject an embossed appearance | 
| anagnorisis | recognition leading to denouement of a play | 
| anagogy | mystical interpretation | 
| anagraphy | art of constructing catalogues | 
| analects | crumbs that fall from the table | 
| analemma | sundial | 
| analepsis | repetition of a word or phrase for emphasis; pleonasm | 
| analgia | inability to feel pain | 
| anamnesis | reminiscence; prayer recalling death and resurrection of Jesus | 
| anamorphic | changing to a more complex form | 
| anandrious | impotent | 
| ananym | name written backward; often used as synonym | 
| anapeiratic | caused by excessive use | 
| anapest | two short metrical syllables followed by one long one | 
| anaphalantiasis | falling out of the eyebrows | 
| anaphia | loss of sense of touch | 
| anaphora | repetition of a word at beginning of successive phrases for emphasis | 
| anapnea | recovery of one's breath; restoration of breath | 
| anastasic | convalescent | 
| anastrophe | reversing or inverting word order as rhetorical device | 
| anatine | of, like or pertaining to ducks | 
| anatocism | compound interest | 
| anatreptic | overcoming; overturning | 
| anaudia | loss of voice | 
| anaunter | on the chance; lest | 
| anbury | soft fleshy tumour in horses | 
| anchorite | one withdrawn from the world for religious reasons | 
| ancillary | auxiliary; secondary | 
| ancipitous | two-edged and flattened | 
| ancistroid | hook-shaped | 
| ancon | elbow | 
| anconoid | of, like or pertaining to the elbow | 
| ancoral | of, shaped like or resembling an anchor | 
| ancress | female religious recluse | 
| andiron | iron bar used to support the end of a log in a fire | 
| andragogy | science of teaching adults | 
| androcracy | government by men | 
| androlepsia | governmental kidnapping for political purposes | 
| andromania | nymphomania | 
| androphagy | cannibalism | 
| aneabil | single; unmarried | 
| anear | nearly; almost | 
| anele | to administer extreme unction to | 
| anemocracy | government by the wind or by whim | 
| anemograph | instrument for measuring pressure and velocity of wind | 
| anemography | treatise on the winds | 
| anemology | study of winds | 
| anemometer | instrument for measuring wind velocity | 
| anemophilous | pollinated by wind | 
| anencephalic | lacking a brain | 
| anent | about; concerning | 
| anergia | failure of immune system; loss of energy | 
| anesis | tuning to a lower musical pitch | 
| aneuria | lack of nervous energy | 
| anfractuous | full of windings and intricate turnings | 
| angary | the right of a belligerent to seize neutral property | 
| angelocracy | government by angels | 
| angelolatry | worship of or belief in angels | 
| angelology | study of angels | 
| angelot | musical instrument resembling a lute | 
| angelus | prayer said in morning, at noon and at sunset | 
| angiogenesis | production of blood vessels | 
| angiography | description or examination of the blood vessels | 
| angiology | study of blood flow and lymphatic system | 
| anglice | in plain English | 
| anglomania | craze or obsession with England and the English | 
| anglophilia | love or fondness for England or the English | 
| anglophobia | fear of England or the English | 
| angora | silk-like fabric made from wool of angora goats | 
| angstrom | unit of one ten-billionth of a meter | 
| anguiform | shaped like a snake | 
| anguilliform | shaped like an eel | 
| anguine | of, like or pertaining to snakes | 
| anhedonia | an unresponsiveness to pleasure | 
| anhelation | shortness of breath | 
| anhidrosis | absence of perspiration | 
| anhinga | long-necked fish-eating tropical American bird | 
| aniconic | symbolizing without aiming at resemblance | 
| anicular | like an old woman | 
| anile | imbecilic; senile; like a very old woman | 
| animadvert | to comment critically on; to censure | 
| animalism | belief that humans are mere animals | 
| animastic | spiritual; animate | 
| animé | of a heraldic animal, having eyes differently-coloured from the animal itself | 
| animism | attribution of soul to inanimate objects | 
| anion | positively charged ion | 
| anisothenic | being of unequal strength | 
| anker | liquid measure of 8 1/2 gallons | 
| ankus | spiked elephant goad | 
| ankyloglossia | condition where motion of tongue is impeded; state of being tongue-tied | 
| ankyroid | hook-shaped | 
| anlace | short two-edged dagger | 
| anneal | to heat and cool metal gradually to temper | 
| annectent | having intermediate features between two taxa | 
| annihilationism | doctrine that the wicked are utterly destroyed after death | 
| annodated | shaped like the letter S | 
| annomination | pun; play on words | 
| annuent | nodding or moving of the head | 
| annulated | furnished with rings, wearing rings | 
| annulet | small ring around a classical column | 
| annulose | ringed; composed of rings | 
| anoa | small wild ox of Indonesia | 
| anocathartic | emetic; causing vomiting or expectoration | 
| anodontia | toothlessness | 
| anodyne | something that relieves pain or suffering | 
| anoesis | sensation not accompanied by understanding of it | 
| anogenic | formed from below or beneath | 
| anole | arboreal American lizard with ability to change colour | 
| anomia | inability to remember names | 
| anomic | in a state lacking social order and norms | 
| anomie | condition of lacking accepted social values or standards | 
| anomphalous | without a navel | 
| anon | at once; immediately | 
| anonym | person whose name is not given; pseudonym | 
| anonymuncule | minor anonymous writer | 
| anopheline | of, like or pertaining to malarial mosquitoes | 
| anopisthographic | bearing writing or inscription only on one side | 
| anopsia | blindness | 
| anorchous | lacking testicles | 
| anosmia | lack or loss of sense of smell | 
| anotic | lacking ears | 
| ansate | having a handle or hand-like shape | 
| anserated | of a heraldic cross, having the extremities cleft | 
| anserine | of, like or pertaining to geese | 
| anta | pier produced by thickening wall at one end | 
| antalgic | alleviating or relieving pain | 
| antanaclasis | repetition of key word of phrase as a play on words | 
| antapology | response to an apology | 
| antarchy | opposition to government; anarchy | 
| anteambulo | usher | 
| antechapel | anteroom to a chapel or church | 
| antechinus | carnivorous mouselike Australian marsupial | 
| antejentacular | before breakfast | 
| anteloquy | a preface | 
| antelucan | before dawn or daylight | 
| antemundane | before one's own birth; before the creation of the world | 
| antenniferous | bearing antennae | 
| antepast | foretaste | 
| antependium | covering or cloth over pulpit or altar | 
| antephialtic | preventing nightmares | 
| antepone | to put before; to prefer | 
| anteprandial | before dinner | 
| antevenient | preceding | 
| anthelion | luminous ring seen on a cloud opposite the sun | 
| anthelminthic | destroying or expelling worms | 
| anthesis | full bloom | 
| anthography | scientific description of flowers | 
| anthomancy | divination using flowers | 
| anthomania | obsession with flowers | 
| anthophilous | loving or frequenting flowers | 
| anthorism | counter-definition; redefinition of opponent's term for rhetorical effect | 
| anthracomancy | divination using burning coals | 
| anthrophobia | fear of humans | 
| anthropobiology | study of human biology | 
| anthropocentrism | belief that humans are central to the universe | 
| anthropogenesis | origin of human beings | 
| anthropoglot | animal with human tongue; animal capable of speech | 
| anthropolatry | worship of human beings | 
| anthropolith | fossilized human skeleton | 
| anthropomancy | divination using human entrails | 
| anthropomorphization | attribution of human qualities to animals | 
| anthropopathy | ascription of human feelings to inanimate object | 
| anthropophaginian | cannibal | 
| anthropophagous | eating humans | 
| anthroposophy | knowledge of the nature of humanity; human wisdom | 
| anthropotheism | belief that gods are only deified men | 
| anthypophora | refuting an objection using a contrary inference | 
| antibasilican | opposed to monarchic principle | 
| antiblastic | providing natural immunity against harmful substances | 
| antibromic | eliminating offensive odours | 
| antichresis | enjoyment of mortgaged property in lieu of interest payments | 
| antichthon | hypothetical second Earth on the opposite side of the sun | 
| anticlimax | expression whose last part is decreased in effect from the prior part | 
| anticryptic | camouflaged; having protective resemblance to environment | 
| antidisestablishmentarianism | doctrine opposed to removing Church of England's official religion status | 
| antigalactic | preventing the secretion of milk | 
| antigropelos | waterproof leggings | 
| antilapsarianism | denial of doctrine of the fall of humanity | 
| antilegomena | books of the New Testament not part of early Christian Bible | 
| antilogarithm | number of which a given number is the logarithm | 
| antilogism | statement of three propositions containing contradiction | 
| antilogy | contradiction | 
| antiloquy | speaking against some idea; contradicting or gainsaying | 
| antimacassar | protective covering for back of sofa or chair | 
| antimetabole | figure in which words or phrases are repeated but in inverse order | 
| antimetathesis | inversion of the parts of an antithesis | 
| antimnemonic | damaging the memory; eliminating memories | 
| antimony | brittle, bluish-white metallic element | 
| antinomianism | doctrine of the rejection of moral law | 
| antinomy | contradiction between two logical conclusions | 
| antipedobaptism | denial of validity of infant baptism | 
| antiperistasis | opposition or resistance | 
| antiphon | anthem sung as a response during church service | 
| antiphrasis | use of words in a sense opposite to literal | 
| antipudic | concealing private parts of the body | 
| antiscian | dweller on the exact opposite side of the world | 
| antistrophe | repetition of words in reverse order | 
| antistrophon | turning of opponent's own argument against them | 
| antithalian | opposed to mirth or fun | 
| antithesis | contrast of ideas by means of parallel arrangement of words or clauses | 
| antitypy | resistance to being penetrated | 
| antonomasia | use of descriptive phrase or epithet instead of proper name | 
| antre | cave | 
| antrorse | turned upward and forward | 
| anuptaphobia | fear of staying single | 
| anuresis | inability to urinate | 
| anurous | tailless | 
| anzactile | army biscuit | 
| aorist | expressing simple past time with no continuance | 
| apaesthesia | numbness or loss of sensation in a limb | 
| apagoge | proof by showing the falsehood of the opposite | 
| apanage | privilege of office; especially one given to younger offspring | 
| apantomancy | divination using objects at hand | 
| aparithmesis | rhetorical answer to a proposition | 
| apatetic | of an animal's coloration or markings | 
| apay | to satisfy | 
| apercu | brief outline; glimpse; intuitive insight | 
| aperient | laxative | 
| aphagia | inability to eat or swallow | 
| aphemia | loss of ability to produce articulate speech | 
| apheresis | taking away a sound or syllable at the beginning of a word | 
| aphesis | loss of initial unaccented vowel from beginning of a word | 
| aphicide | killer of aphids | 
| aphidicide | killer of aphids | 
| aphnology | science of wealth | 
| aphologistic | flameless | 
| aphotic | lightless | 
| aphrasia | inability to speak | 
| aphrodisiomania | abnormal sexual interest | 
| aphthong | silent letter | 
| apian | of, like or pertaining to bees | 
| apiarian | of, like or pertaining to bees or beekeeping | 
| apical | of or at the apex | 
| apiculate | ending in a small apex or point | 
| apiculture | beekeeping | 
| apiology | study of bees | 
| apistia | faithlessness in marriage | 
| apivorous | eating bees | 
| aplanatic | a lens free of spherical aberration | 
| apocalypticism | doctrine of the imminent end of the world | 
| apocarteresis | suicide by starvation | 
| apocatastasis | final restitution of all things at the appearance of the Messiah | 
| apocatastisis | reversion or restoration to original position | 
| apocope | cutting off the last sound of a word | 
| apocrisiary | papal secretary | 
| apodal | lacking feet | 
| apodictic | necessarily true beyond contradiction | 
| apodosis | main concluding clause in a conditional sentence | 
| apodysophilia | feverish desire to undress | 
| apograph | exact copy; facsimile | 
| apolaustic | dedicated to the search for enjoyment | 
| apologetics | defense and proof of Christianity or other doctrine | 
| aponia | painlessness | 
| apopemptic | valedictory | 
| apophasis | saying something by stating that you will not mention it | 
| apophoret | a gift given to celebrate a new year | 
| apophthegm | brief saying; proverb; epigram | 
| aporia | professed but false doubt of what to say or choose, for rhetorical effect | 
| aposiopesis | suddenly stopping in the middle of a speech for emphasis | 
| apositia | dislike of or distaste for food | 
| apostasy | renunciation of former beliefs | 
| apostil | marginal note | 
| apostrophe | addressing of a personified thing rhetorically | 
| apotelesm | casting of a horoscope | 
| apothegm | a short, instructive saying or formula | 
| apotheosis | elevation to divine status; a perfect example | 
| apotropaic | designed to turn away evil | 
| apparitor | officer in court who attends to execute orders; harbinger | 
| appaumé | having the palm displayed | 
| appendant | attached to; hanging from; adjunct | 
| apperception | mind's perception of itself as a conscious agent | 
| appersonation | irrational belief that one is another person | 
| appetence | strong craving or powerful desire | 
| applanate | flat; flattened; compressed | 
| appointé | in heraldry, having two things touching at the ends | 
| apport | to transport objects without material agency | 
| appose | to place in juxtaposition or proximity | 
| apposite | appropriate | 
| approbation | approval; consent | 
| apprompt | to borrow | 
| appropinquity | nearness | 
| appui | to support militarily | 
| appulse | a striking against something | 
| appurtenance | a subordinate or adjunct part of | 
| apricate | to bask in the sun | 
| apricide | killing of a boar | 
| aprique | sunny | 
| apse | rounded extension of church or other building | 
| apselophesia | loss of sense of touch | 
| apsidal | shaped like an apse | 
| apterygial | wingless; finless | 
| aptotic | uninflected; indeclinable | 
| aptronym | name that suits its owner | 
| apyrexy | period of intermission in a fever | 
| aquamanile | ewer in the form of a human or animal figure for ceremonial handwashing | 
| aquaphobia | fear of water | 
| aquarelle | watercolour painting | 
| aquifer | a rock formation containing water | 
| aquiform | watery; liquid | 
| aquilated | in heraldry, adorned with eagle's heads | 
| aquiline | of, like or pertaining to eagles; hooked like an eagle's beak | 
| araba | wheeled Middle Eastern carriage | 
| arachibutyrophobia | fear of peanut butter sticking to roof of mouth | 
| arachnivorous | feeding on spiders | 
| arachnology | study of spiders | 
| arachnophobia | fear of spiders | 
| araneidan | of, like or pertaining to spiders | 
| araneiform | shaped like a spider | 
| araneous | transparent; delicate; like a spider's web | 
| araphorostic | seamless | 
| aration | ploughing | 
| arbalest | type of crossbow | 
| arborescent | branched; branching; tree-shaped | 
| arboricide | killing of trees | 
| arboricolous | growing on or living in trees | 
| arboriform | shaped like a tree | 
| arbrolatry | worship of start | 
| arbuscle | dwarf or shrub-like tree | 
| arbustum | orchard; copse of trees | 
| arcanna | red chalk used to mark trees | 
| arcate | bow-shaped | 
| arceate | to prevent; to ward off | 
| archaeolatry | worship of archaic things or old customs | 
| archelogy | the study of first principles | 
| archet | violin box | 
| archididascalian | of, like or pertaining to headmasters | 
| archididascalos | school principal | 
| archiloquy | first part of a speech | 
| archimandrite | head of a monastery or convent | 
| archimime | chief buffoon or mimic | 
| architectonics | of, like or pertaining to the arrangement of knowledge | 
| architecuralization | adaptation of non-architectural entities for architectural purposes | 
| architrave | parts surrounding a door or window, especially the top | 
| archology | science of the origins of government | 
| arciform | shaped like a bow | 
| arctician | one skilled in navigating arctic regions | 
| arctogaeal | of the arctic regions of the earth | 
| arctoid | bear-like | 
| arctophile | collector of teddy bears | 
| arctophily | study of teddy bears | 
| arcuate | arched; bow-shaped | 
| ard | plough used to scratch top surface of soil | 
| ardass | fine silk | 
| arefy | to dry up; to wither | 
| arenaceous | like, growing in or consisting of sand | 
| arenoid | sandy; like sand | 
| areology | study of Mars | 
| areometer | instrument used for measuring specific gravity | 
| areopagitic | of, like or pertaining to tribunals or courts | 
| aret | to assign or allot | 
| aretaics | the science of virtue | 
| arete | sharp mountain ridge | 
| argali | large-horned Asian wild sheep | 
| argand | gas or oil lamp | 
| argent | the heraldic colour silver or white | 
| argentiferous | bearing silver | 
| argentocracy | government by money | 
| argil | clay used in making pottery | 
| argillaceous | clayey; of or resembling clay | 
| argol | crust formed on wine kept too long or improperly | 
| argol | dried cow dung used as fuel | 
| argosy | a large merchant ship; a rich supply | 
| arguendo | for the sake of argument | 
| arguria | silver poisoning | 
| argute | shrill; keen; shrewd | 
| argyll | silver gravy dish | 
| arietine | of, like or pertaining to rams | 
| arietinous | shaped like a ram's head | 
| aright | right; correctly | 
| ariolation | divination in general | 
| aristarch | a severe critic | 
| aristarchy | government by the best | 
| aristology | the science or art of dining | 
| arithmancy | divination using numbers | 
| arithmocracy | government by simple majority | 
| arithmogram | number composed of numerical values of letters in a word | 
| arithmography | writing a number using letters; gematria | 
| arithmomania | obsessive preoccupation with numbers | 
| armamentarium | collective equipment available to a doctor | 
| armet | round iron helmet | 
| armigerous | entitled to bear arms | 
| armillary | like or composed of rings | 
| armipotent | having strong weapons; militarily potent | 
| armisonant | resounding with noises of battle or weapons | 
| armlet | piece of armour for the arm | 
| armomancy | divination by examining one's shoulders | 
| armure | twilled woollen or silk fabric | 
| aroint | begone | 
| arpeggione | stringed instrument like the cello | 
| arpent | unit of land area slightly smaller than an acre | 
| arpenteur | land surveyor | 
| arrant | downright; unmitigated | 
| arras | tapestry covering a wall | 
| arrasene | embroidery fabric of wool and silk | 
| arrect | attentive; erect; raised up | 
| arrendator | one who rents or farms at a yearly rent | 
| arreptitious | ecstatic; frantic; hasty or hurried | 
| arrestant | substance causing an insect to stop moving | 
| arrhizal | lacking roots | 
| arris | sharp edge on stone; meeting of two surfaces | 
| arrogate | to claim unduly as one's own; to ascribe | 
| arrondi | of a heraldic device, having rounded sides | 
| arrosive | gnawing; chewing; corroding | 
| arthrology | study of joints | 
| arthroscope | instrument for examining interior of a joint | 
| arundiferous | bearing or producing reeds | 
| arundinaceous | like or having the properties of a reed | 
| arval | of, like or pertaining to ploughed land | 
| ascesis | the practice of disciplining oneself; asceticism | 
| asceticism | doctrine that self-denial of the body permits spiritual enlightenment | 
| ascham | box for keeping bows and arrows dry | 
| ascian | inhabitant of the equatorial zone | 
| aseity | self-origination | 
| ashlar | squared stone used in building walls | 
| ashplant | walking stick | 
| asinine | of, like or pertaining to asses; stupid | 
| asitia | lack of appetite | 
| askefise | one who blows on ashes to bring them to flame | 
| asomatous | lacking a body; incorporeal | 
| asonia | deafness to specific pitches of sound | 
| asperge | to sprinkle | 
| aspergilliform | shaped like a brush | 
| aspergillum | vessel for sprinkling holy water | 
| asperity | roughness of surface or sound | 
| asperse | slander; disparage | 
| aspersed | in heraldry, covered with an indefinite number of small figures | 
| aspersory | vessel for holding holy water | 
| aspheterism | denial of the right to private property | 
| aspidate | shield-shaped | 
| aspidomancy | divination by sitting and chanting within a circle | 
| asportation | to carry property away wrongfully | 
| assart | to reclaim for agriculture by clearing away trees | 
| assecuration | marine insurance | 
| assentation | insincere or glib assent | 
| asseveration | positive or earnest affirmation | 
| assibilate | to pronounce with a hiss or sibilant | 
| assiduity | persevering application to a pursuit | 
| assizer | officer or judge in charge of weights and measures | 
| associative | indicating association with or accompaniment by | 
| assoil | to absolve; to acquit | 
| assot | to befool; to besot | 
| assuefaction | habituation | 
| assuetude | accustomedness; habit | 
| assurgent | ascending; rising; curving upward | 
| astacology | the science of crayfish | 
| astatic | in equilibrium | 
| asteism | refined irony | 
| asterism | cluster of three asterisks arranged in triangle to draw attention to passage | 
| astern | at the stern of a ship | 
| astheniology | study of diseases of weakening and aging | 
| asthenopia | muscular weakening of the eyes | 
| astichous | not in rows | 
| astragal | small semicircular moulding; dice | 
| astragalomancy | divination using dice or knucklebones | 
| astraphobia | fear of being struck by lightning | 
| astrapophobia | fear of thunder and lightning | 
| astriction | binding obligation | 
| astringe | to draw together; to tighten | 
| astrionics | electronics as applied to space flight | 
| astrobleme | scar on the earth's surface from meteorite impact | 
| astrobolism | sun-stroke | 
| astrogeology | study of extraterrestrial geology | 
| astrognosy | knowledge of fixed stars | 
| astrogony | theory of the origin of stars | 
| astrolatry | worship of stars | 
| astrologaster | a foolish or petty astrologer | 
| astromancy | divination using stars | 
| astrometeorology | study of effect of stars on climate | 
| astrophile | person interested in astronomy | 
| astroseismology | study of star oscillations | 
| astrut | protrudingly; distendedly | 
| asynartetic | having two members with different rhythms | 
| asyndeton | rhetorical device of omitting conjunctions | 
| atactic | irregular | 
| ataraxia | tranquility; freedom from anxiety; stoicism | 
| atavism | reversion to early or ancestral type | 
| ateknia | childlessness | 
| atelier | artist's studio or workshop | 
| ateliosis | imperfect development; developmental irregularity | 
| athanasy | deathlessness | 
| athanor | alchemist's self-feeding digesting furnace | 
| atheling | Anglo-Saxon prince or nobleman | 
| athenaeum | literary or scientific association | 
| athermic | lacking heat | 
| athetesis | rejection of a passage as spurious | 
| athetosis | nervous twitching of digits and extremities | 
| athwart | across; in opposition to; sideways; transversely | 
| athymia | melancholy | 
| atimy | loss of honour; disgrace | 
| atlantes | male figures used as columns | 
| atlas | rich satin fabric | 
| atmatertera | great-grandfather's grandmother's sister | 
| atmology | the science of aqueous vapour | 
| atmometer | instrument for measuring evaporating capacity of air | 
| atocia | female sterility | 
| atokous | lacking offspring | 
| atomism | belief that the universe consists of small indivisible particles | 
| atony | muscular weakness | 
| atpatruus | great-grandfather's grandfather's brother | 
| atrabiliary | melancholy; hypochondriac | 
| atrabilious | melancholy; splenetic; acrimonious | 
| atrament | blacking; ink; black dye | 
| atresia | absence or irregular closure of a passage in the body | 
| atrichia | baldness | 
| atrous | jet black | 
| attainder | the loss of civil rights for high treason | 
| attaint | disgrace; sully; infect; taint | 
| attemper | to adapt or alter quality by adding to something | 
| attenuate | make thin; reduce in value | 
| atticism | expression characterized by conciseness and elegance | 
| attingent | touching | 
| attollent | lifting up; raising | 
| attorn | to transfer to another | 
| attrahent | attracting or drawing | 
| attrist | to sadden | 
| attrite | repentant through fear of punishment | 
| attuition | operation between sensation and perception | 
| aubade | musical announcement of dawn; sunrise song | 
| aubergine | eggplant | 
| aubin | horse's gait between an amble and a gallop | 
| auceps | hawker or bird-tender | 
| aucupate | to hunt birds; to pursue prey with vigilance | 
| audile | person more attuned to sound than the other senses | 
| audiology | study of hearing | 
| audiometer | instrument for measuring acuity of hearing | 
| audiophile | one who loves accurately reproduced recorded sound | 
| audism | belief that people who can hear are superior to people who are deaf | 
| augean | filthy; difficult | 
| augend | number to which another number is added | 
| aught | at all | 
| aularian | of, like or pertaining to a hall in a university | 
| aulete | flautist | 
| aulic | courtly; ceremonious; genteel | 
| auncel | crude balance for weighing | 
| aurantiaceous | of, like or pertaining or pertaining to oranges or orange trees | 
| aureity | property of being golden in colour or substance | 
| aureole | radiant light around head or body of holy personage | 
| auricomous | having golden or blond hair | 
| auricular | of, like or pertaining to the ear; spoken secretly | 
| auriferous | bearing gold | 
| aurifex | goldsmith | 
| auriform | shaped like an ear | 
| aurigation | charioteering | 
| aurigraphy | writing or engraving in gold | 
| aurilave | instrument for cleaning the ear | 
| auriphrygia | gold embroidery | 
| auriscope | instrument for examining the ear | 
| aurochs | extinct wild ox | 
| aurulent | gold-coloured | 
| auscultation | listening to sounds arising within organs | 
| auslaut | final sound of a word or syllable | 
| austringer | keeper of goshawks | 
| austromancy | divination using wind | 
| autarchy | government by an absolute ruler | 
| autarkic | self-sufficient; independent | 
| autecology | study of ecology of one species | 
| autocephality | ecclesiastical self-government | 
| autocide | killing of oneself; suicide | 
| autocide | killing of oneself or another by means of a motor vehicle | 
| autocoprophagy | eating one's own feces | 
| autocracy | government by one individual | 
| auto-da-fe | burning of a heretic | 
| autodidact | self-taught person | 
| autogenesis | spontaneous generation | 
| autognosis | knowledge of or about oneself | 
| autography | writing in one's own hand | 
| autolatry | self-worship | 
| autology | scientific study of oneself | 
| automorphism | ascription to others of one's own characteristics | 
| automysophobia | fear of being dirty | 
| autonym | a writer's real name; work published under writer's own name | 
| autophagy | feeding on body's own tissues | 
| autophanous | self-luminous | 
| autophobia | fear of solitude | 
| autoschediasm | anything extemporized | 
| autosoterism | belief that one can obtain salvation through oneself | 
| autotelic | being an end in itself | 
| autothaumaturgist | person pretending to be mystical or mysterious | 
| autotheism | belief that one is God incarnate or that one is Christ | 
| autotropic | growing in a straight line | 
| auxanometer | instrument for measuring growth of plants | 
| auxesis | increase in size; hyperbole or augmentation of meaning | 
| auxology | science of growth | 
| auxometer | instrument for measuring magnifying power | 
| aval | of, like or pertaining to a grandparent | 
| avalement | allowing knees to flex while skiing | 
| avaunt | away; hence; to boast | 
| aveniform | shaped like oats | 
| aventail | movable front of a helmet | 
| averruncate | to ward off; to uproot | 
| averruncator | pole for pruning trees | 
| aversant | in heraldry, with a hand turned towards the back | 
| avicide | killing of birds | 
| avicular | of, like or pertaining to birds | 
| avinosis | air sickness | 
| avionics | the science of electronic devices for aircraft | 
| avital | ancestral | 
| avizandum | private consideration of a case by a judge | 
| avocet | long-legged wading bird with upward-curving bill | 
| avolitional | involuntary | 
| avulse | to pluck or tear away by force | 
| avuncular | like an uncle; of, like or pertaining to uncles | 
| awn | beard or similar bristly growth on stalk of grain | 
| axilla | armpit | 
| axiniform | shaped like an axe-head | 
| axinomancy | divination using an axe or hatchet | 
| axiology | the science of the ultimate nature of values | 
| axolotl | salamander dwelling in mountainous lakes | 
| aye-aye | nocturnal lemur-like animal of Madagascar | 
| azimuth | arc of the horizon | 
| azoth | alchemical name for mercury | 
| azuline | blue | 
| azure | light or sky blue; the heraldic colour blue | 
| azymous | unleavened | 
I hope you have found this site to be useful.  If you have any corrections, additions, or comments, please contact me. Please note that I am not able to respond to all requests.  Please consult a major dictionary before e-mailing your query. All material on this page © 1996-2021 Stephen Chrisomalis.  Links to this page may be made without permission.