| abacus | (noun) a calculator that performs arithmetic functions by manually sliding counters on rods or in grooves | - |
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| (noun) a tablet placed horizontally on top of the capital of a column as an aid in supporting the architrave | - |
| abarticulation | (noun) dislocation of a joint | - |
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| acculturate | (verb) assimilate culturally | - |
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| acculturation | (noun) the adoption of the behavior patterns of the surrounding culture | Synonyms: enculturation, socialisation, socialization |
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| (noun) all the knowledge and values shared by a society | Synonyms: culture |
| (noun) the process of assimilating new ideas into an existing cognitive structure | Synonyms: assimilation |
| acculturational | (adjective) of or relating to acculturation | Synonyms: acculturative |
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| acculturative | (adjective) of or relating to acculturation | Synonyms: acculturational |
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| accumbent | (adjective) lying down; in a position of comfort or rest | Synonyms: decumbent, recumbent |
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| accumulate | (verb) increase in amount by collecting or gathering | Synonyms: amass, conglomerate, cumulate, gather, pile up |
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| (verb) get or gather together | Synonyms: amass, collect, compile, hoard, pile up, roll up |
| accumulated | (adjective) periodically accumulated over time | Synonyms: accrued |
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| accumulation | (noun) the act of accumulating | Synonyms: accrual, accruement |
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| (noun) several things grouped together or considered as a whole | Synonyms: aggregation, assemblage, collection |
| (noun) (finance) profits that are not paid out as dividends but are added to the capital base of the corporation | - |
| (noun) an increase by natural growth or addition | Synonyms: accretion |
| accumulative | (adjective) marked by acquiring or amassing | - |
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| (adjective) increasing by successive addition | Synonyms: cumulative |
| accumulator | (noun) a voltaic battery that stores electric charge | Synonyms: storage battery |
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| (noun) (computer science) a register that has a built-in adder that adds an input number to the contents of the register | Synonyms: accumulator register |
| (noun) a person who is employed to collect payments (as for rent or taxes) | Synonyms: collector, gatherer |
| accuracy | (noun) the quality of being near to the true value | Synonyms: truth |
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| (noun) (mathematics) the number of significant figures given in a number | - |
| accurate | (adjective) conforming exactly or almost exactly to fact or to a standard or performing with total accuracy | - |
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| (adjective) (of ideas, images, representations, expressions) characterized by perfect conformity to fact or truth; strictly correct | Synonyms: exact, precise |
| accurately | (adverb) with few mistakes | - |
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| (adverb) strictly correctly | - |
| accurse | (verb) curse or declare to be evil or anathema or threaten with divine punishment | Synonyms: anathematise, anathematize, anathemise, anathemize, comminate, execrate |
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| accursed | (adjective) under a curse | Synonyms: accurst, maledict |
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| accurst | (adjective) under a curse | Synonyms: accursed, maledict |
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| accusal | (noun) a formal charge of wrongdoing brought against a person; the act of imputing blame or guilt | Synonyms: accusation |
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| accusation | (noun) a formal charge of wrongdoing brought against a person; the act of imputing blame or guilt | Synonyms: accusal |
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| (noun) an assertion that someone is guilty of a fault or offence | Synonyms: charge |
| accusative | (adjective) serving as or indicating the object of a verb or of certain prepositions and used for certain other purposes | Synonyms: objective |
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| (adjective) containing or expressing accusation | Synonyms: accusatory, accusing, accusive |
| (noun) the case of nouns serving as the direct object of a verb | Synonyms: accusative case, objective case |
| accusatorial | (adjective) specifically indicating a form of prosecution in which one is publicly accused of and tried for a crime and in which the judge is not also the prosecutor | - |
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| accusatory | (adjective) containing or expressing accusation | Synonyms: accusative, accusing, accusive |
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| accuse | (verb) bring an accusation against; level a charge against | Synonyms: criminate, impeach, incriminate |
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| (verb) blame for, make a claim of wrongdoing or misbehavior against | Synonyms: charge |
| accused | (noun) a defendant in a criminal proceeding | - |
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| accuser | (noun) someone who imputes guilt or blame | - |
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| accusing | (adjective) containing or expressing accusation | Synonyms: accusative, accusatory, accusive |
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| accusingly | (adverb) in an accusing manner | - |
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| accusive | (adjective) containing or expressing accusation | Synonyms: accusative, accusatory, accusing |
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| accustom | (verb) make psychologically or physically used (to something) | Synonyms: habituate |
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| accustomed | (adjective) commonly used or practiced; usual | Synonyms: customary, habitual, wonted |
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| acicula | (noun) a needlelike part or structure of a plant or animal or crystal; as a spine or bristle or crystal | - |
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| acicular | (adjective) narrow and long and pointed; as pine leaves | Synonyms: acerate, acerose, needle-shaped |
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| aciculate | (adjective) related to plants or animals or crystals having aciculae or needlelike parts | - |
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| acuate | (adjective) ending in a sharp point | Synonyms: acute, needlelike, sharp |
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| acuity | (noun) a quick and penetrating intelligence | Synonyms: acuteness, keenness, sharpness |
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| (noun) sharpness of vision; the visual ability to resolve fine detail (usually measured by a Snellen chart) | Synonyms: sharp-sightedness, visual acuity |
| aculea | (noun) small spiny outgrowth on the wings of certain insects | - |
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| aculeate | (adjective) having or resembling a stinger or barb | Synonyms: aculeated |
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| aculeated | (adjective) having or resembling a stinger or barb | Synonyms: aculeate |
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| aculeus | (noun) a sharp-pointed process especially a sting of a hymenopterous insect | - |
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| (noun) a stiff sharp-pointed plant process | - |
| acumen | (noun) shrewdness shown by keen insight | Synonyms: insightfulness |
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| (noun) a tapering point | - |
| acuminate | (adjective) (of a leaf shape) narrowing to a slender point | - |
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| (verb) make sharp or acute; taper; make (something) come to a point | - |
| acupressure | (noun) treatment of symptoms by applying pressure with the fingers to specific pressure points on the body | Synonyms: G-Jo, shiatsu |
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| acupuncture | (noun) treatment of pain or disease by inserting the tips of needles at specific points on the skin | Synonyms: stylostixis |
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| acute | (adjective) having or experiencing a rapid onset and short but severe course | - |
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| (adjective) of an angle; less than 90 degrees | - |
| (adjective) of critical importance and consequence | - |
| (adjective) having or demonstrating ability to recognize or draw fine distinctions | Synonyms: discriminating, incisive, keen, knifelike, penetrating, penetrative, piercing, sharp |
| (adjective) ending in a sharp point | Synonyms: acuate, needlelike, sharp |
| (adjective) extremely sharp or severe | Synonyms: intense |
| (noun) a mark placed above a vowel to indicate pronunciation | Synonyms: acute accent, ague |
| acutely | (adverb) having a rapid onset | - |
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| (adverb) in a keen or penetrating way | Synonyms: keenly |
| (adverb) changing suddenly in direction and degree | Synonyms: sharp, sharply |
| (adverb) in a shrewd manner | Synonyms: astutely, sagaciously, sapiently, shrewdly |
| acuteness | (noun) the quality of having a sharp edge or point | - |
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| (noun) a quick and penetrating intelligence | Synonyms: acuity, keenness, sharpness |
| (noun) a sensitivity that is keen and highly developed | - |
| aesculapian | (adjective) of or belonging to Aesculapius or the healing art | Synonyms: medical |
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| agricultural | (adjective) relating to or used in or promoting agriculture or farming | - |
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| (adjective) relating to farming or agriculture | Synonyms: agrarian, farming |
| agriculturalist | (noun) someone concerned with the science or art or business of cultivating the soil | Synonyms: agriculturist, cultivator, grower, raiser |
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| agriculture | (noun) the practice of cultivating the land or raising stock | Synonyms: farming, husbandry |
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| (noun) a large-scale farming enterprise | Synonyms: agribusiness, factory farm |
| (noun) the class of people engaged in growing food | - |
| agriculturist | (noun) someone concerned with the science or art or business of cultivating the soil | Synonyms: agriculturalist, cultivator, grower, raiser |
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| allocution | (noun) (rhetoric) a formal or authoritative address that advises or exhorts | - |
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| altocumulus | (noun) a cumulus cloud at an intermediate altitude of 2 or 3 miles | Synonyms: altocumulus cloud |
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| angrecum | (noun) any of various spectacular orchids of the genus Angraecum having dark green leathery leaves and usually nocturnally scented white or ivory flowers | - |
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| animalcule | (noun) microscopic organism such as an amoeba or paramecium | Synonyms: animalculum |
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| animalculum | (noun) microscopic organism such as an amoeba or paramecium | Synonyms: animalcule |
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| antecubital | (adjective) of or relating to the region of the arm in front of the elbow | - |
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| apercu | (noun) a short synopsis | - |
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| apiculate | (adjective) (of a leaf shape) having a short sharply pointed tip | - |
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| apicultural | (adjective) relating to the care and breeding of bees | - |
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| apiculture | (noun) the cultivation of bees on a commercial scale for the production of honey | Synonyms: beekeeping |
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| apiculturist | (noun) a farmer who keeps bees for their honey | Synonyms: apiarist, beekeeper |
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| appendicular | (adjective) relating to or consisting of an appendage or appendages; especially the limbs | - |
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| appendicularia | (noun) free-swimming tadpole-shaped pelagic tunicate resembling larvae of other tunicates | - |
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| aquacultural | (adjective) of or relating to aquiculture | Synonyms: aquicultural, hydroponic |
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| aquaculture | (noun) rearing aquatic animals or cultivating aquatic plants for food | - |
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| aquicultural | (adjective) of or relating to aquiculture | Synonyms: aquacultural, hydroponic |
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| aquiculture | (noun) a technique of growing plants (without soil) in water containing dissolved nutrients | Synonyms: hydroponics, tank farming |
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| arboriculture | (noun) the tending of and caring for trees | Synonyms: tree farming |
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| arboriculturist | (noun) someone trained in forestry | Synonyms: forester, tree farmer |
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| arcuate | (adjective) forming or resembling an arch | Synonyms: arced, arched, arching, arciform, bowed |
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| arcus | (noun) a whitish deposit in the shape of an arc that is sometimes seen in the cornea | Synonyms: arcus senilis |
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| articular | (adjective) relating to or affecting the joints of the body | Synonyms: articulary |
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| articulary | (adjective) relating to or affecting the joints of the body | Synonyms: articular |
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| articulate | (adjective) expressing yourself easily or characterized by clear expressive language | - |
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| (adjective) consisting of segments held together by joints | Synonyms: articulated |
| (verb) speak, pronounce, or utter in a certain way | Synonyms: enounce, enunciate, pronounce, say, sound out |
| (verb) express or state clearly | Synonyms: enunciate, vocalise, vocalize |
| (verb) put into words or an expression | Synonyms: formulate, give voice, phrase, word |
| (verb) provide with a joint | Synonyms: joint |
| (verb) unite by forming a joint or joints | - |
| articulated | (adjective) consisting of segments held together by joints | Synonyms: articulate |
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| articulately | (adverb) in an articulate manner | Synonyms: eloquently |
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| (adverb) with eloquence | Synonyms: eloquently |
| articulateness | (noun) the quality of being facile in speech and writing | Synonyms: fluency, volubility |
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| articulatio | (noun) (anatomy) the point of connection between two bones or elements of a skeleton (especially if it allows motion) | Synonyms: articulation, joint |
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| articulation | (noun) the act of joining things in such a way that motion is possible | - |
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| (noun) (anatomy) the point of connection between two bones or elements of a skeleton (especially if it allows motion) | Synonyms: articulatio, joint |
| (noun) the aspect of pronunciation that involves bringing articulatory organs together so as to shape the sounds of speech | - |
| (noun) expressing in coherent verbal form | Synonyms: voice |
| (noun) the shape or manner in which things come together and a connection is made | Synonyms: join, joint, junction, juncture |
| articulative | (adjective) of or relating to articulation | Synonyms: articulatory |
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| articulator | (noun) a movable speech organ | - |
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| (noun) someone who pronounces words | - |
| articulatory | (adjective) of or relating to articulation | Synonyms: articulative |
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| ascus | (noun) saclike structure in which ascospores are formed through sexual reproduction of ascomycetes | - |
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| atrioventricular | (adjective) relating to or affecting the atria and ventricles of the heart | Synonyms: auriculoventricular |
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| auricula | (noun) a pouch projecting from the top front of each atrium of the heart | Synonyms: auricular appendage, auricular appendix |
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| (noun) yellow-flowered primrose native to Alps; commonly cultivated | Synonyms: bear's ear, Primula auricula |
| auricular | (adjective) of or relating to near the ear | Synonyms: otic |
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| (adjective) pertaining to an auricle of the heart | - |
| (adjective) relating to or perceived by or shaped like the organ of hearing | - |
| auriculare | (noun) the craniometric point at the center of the opening of the external acoustic meatus | Synonyms: auricular point |
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| auriculate | (adjective) having auricles | Synonyms: auriculated |
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| auriculated | (adjective) having auricles | Synonyms: auriculate |
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| auriculoventricular | (adjective) relating to or affecting the atria and ventricles of the heart | Synonyms: atrioventricular |
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| auscultate | (verb) examine by auscultation | - |
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| auscultation | (noun) listening to sounds within the body (usually with a stethoscope) | - |
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| auscultatory | (adjective) of or relating to auscultation | - |
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| autocue | (noun) a device that displays words for people to read | Synonyms: prompter |
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| autofocus | (noun) an optical device for focussing a camera or other instrument automatically | - |
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| avascular | (adjective) without blood vessels | - |
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| avuncular | (adjective) being or relating to an uncle | - |
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| (adjective) resembling an uncle in kindness or indulgence | - |
| baculiform | (adjective) formed like a bacillus | Synonyms: bacillar, bacillary, bacilliform, rod-shaped |
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