| acaryote | (noun) a cell without a nucleus (as an erythrocyte) | Synonyms: akaryocyte, akaryote |
|---|
| accelerando | (noun) a gradually increasing tempo of music | - |
|---|
| acceleration | (noun) the act of accelerating; increasing the speed | Synonyms: quickening, speedup |
|---|
| (noun) an increase in rate of change | - |
| (noun) (physics) a rate of increase of velocity | - |
| accelerator | (noun) a valve that regulates the supply of fuel to the engine | Synonyms: throttle, throttle valve |
|---|
| (noun) a scientific instrument that increases the kinetic energy of charged particles | Synonyms: atom smasher, particle accelerator |
| (noun) a pedal that controls the throttle valve | Synonyms: accelerator pedal, gas, gas pedal, gun, throttle |
| (noun) (chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected | Synonyms: catalyst |
| accelerometer | (noun) an instrument for measuring the acceleration of aircraft or rockets | - |
|---|
| accentor | (noun) small sparrow-like songbird of mountainous regions of Eurasia | - |
|---|
| accentuation | (noun) the act of giving special importance or significance to something | Synonyms: accenting, emphasizing |
|---|
| (noun) the use or application of an accent; the relative prominence of syllables in a phrase or utterance | - |
| acceptation | (noun) the act of accepting with approval; favorable reception | Synonyms: acceptance, adoption, espousal |
|---|
| (noun) the accepted meaning of a word | Synonyms: word meaning, word sense |
| (noun) acceptance as true or valid | - |
| acceptor | (noun) the person (or institution) who accepts a check or draft and becomes responsible for paying the party named in the draft when it matures | - |
|---|
| (noun) (chemistry) in the formation of a coordinate bond it is the compound to which electrons are donated | - |
| accession | (noun) the act of attaining or gaining access to a new office or right or position (especially the throne) | Synonyms: rise to power |
|---|
| (noun) the right to enter | Synonyms: access, admission, admittance, entree |
| (noun) agreeing with or consenting to (often unwillingly) | Synonyms: assenting |
| (noun) something added to what you already have | Synonyms: addition |
| (noun) (civil law) the right to all of that which your property produces whether by growth or improvement | - |
| (noun) a process of increasing by addition (as to a collection or group) | - |
| accessory | (noun) a supplementary component that improves capability | Synonyms: add-on, appurtenance, supplement |
|---|
| (noun) clothing that is worn or carried, but not part of your main clothing | Synonyms: accouterment, accoutrement |
| (noun) someone who helps another person commit a crime | Synonyms: accessary |
| acclamation | (noun) enthusiastic approval | Synonyms: acclaim, eclat, plaudit, plaudits |
|---|
| acclimation | (noun) adaptation to a new climate (a new temperature or altitude or environment) | Synonyms: acclimatisation, acclimatization |
|---|
| acclimatisation | (noun) adaptation to a new climate (a new temperature or altitude or environment) | Synonyms: acclimation, acclimatization |
|---|
| acclimatization | (noun) adaptation to a new climate (a new temperature or altitude or environment) | Synonyms: acclimation, acclimatisation |
|---|
| accolade | (noun) a tangible symbol signifying approval or distinction | Synonyms: award, honor, honour, laurels |
|---|
| accommodation | (noun) the act of providing something (lodging or seat or food) to meet a need | - |
|---|
| (noun) (physiology) the automatic adjustment in focal length of the natural lens of the eye | - |
| (noun) living quarters provided for public convenience | - |
| (noun) in the theories of Jean Piaget: the modification of internal representations in order to accommodate a changing knowledge of reality | - |
| (noun) a settlement of differences | - |
| (noun) making or becoming suitable; adjusting to circumstances | Synonyms: adjustment, fitting |
| accommodator | (noun) someone who performs a service or does a favor | Synonyms: obliger |
|---|
| accompaniment | (noun) the act of accompanying someone or something in order to protect them | Synonyms: escort |
|---|
| (noun) something added to complete or embellish or make perfect | Synonyms: complement |
| (noun) a musical part (vocal or instrumental) that supports or provides background for other musical parts | Synonyms: backup, musical accompaniment, support |
| (noun) an event or situation that happens at the same time as or in connection with another | Synonyms: attendant, co-occurrence, concomitant |
| accompanist | (noun) a person who provides musical accompaniment (usually on a piano) | Synonyms: accompanyist |
|---|
| accompanyist | (noun) a person who provides musical accompaniment (usually on a piano) | Synonyms: accompanist |
|---|
| accomplice | (noun) a person who joins with another in carrying out some plan (especially an unethical or illegal plan) | Synonyms: confederate |
|---|
| accomplishment | (noun) the action of accomplishing something | Synonyms: achievement |
|---|
| (noun) an ability that has been acquired by training | Synonyms: acquirement, acquisition, attainment, skill |
| accord | (noun) sympathetic compatibility | - |
|---|
| (noun) concurrence of opinion | Synonyms: accordance, conformity |
| (noun) a written agreement between two states or sovereigns | Synonyms: pact, treaty |
| (noun) harmony of people's opinions or actions or characters | Synonyms: agreement |
| accordance | (noun) the act of granting rights | Synonyms: accordance of rights |
|---|
| (noun) concurrence of opinion | Synonyms: accord, conformity |
| accordion | (noun) a portable box-shaped free-reed instrument; the reeds are made to vibrate by air from the bellows controlled by the player | Synonyms: squeeze box |
|---|
| accordionist | (noun) a musician who plays the accordion | - |
|---|
| accouchement | (noun) the parturition process in human beings; having a baby; the process of giving birth to a child | Synonyms: childbearing, childbirth, vaginal birth |
|---|
| accoucheur | (noun) a physician specializing in obstetrics | Synonyms: obstetrician |
|---|
| accoucheuse | (noun) a woman skilled in aiding the delivery of babies | Synonyms: midwife |
|---|
| account | (noun) the quality of taking advantage | - |
|---|
| (noun) importance or value | - |
| (noun) a record or narrative description of past events | Synonyms: chronicle, history, story |
| (noun) an itemized statement of money owed for goods shipped or services rendered | Synonyms: bill, invoice |
| (noun) a short account of the news | Synonyms: news report, report, story, write up |
| (noun) a statement that makes something comprehensible by describing the relevant structure or operation or circumstances etc. | Synonyms: explanation |
| (noun) the act of informing by verbal report | Synonyms: report |
| (noun) grounds | Synonyms: score |
| (noun) a statement of recent transactions and the resulting balance | Synonyms: account statement, accounting |
| (noun) a formal contractual relationship established to provide for regular banking or brokerage or business services | Synonyms: business relationship |
| accountability | (noun) responsibility to someone or for some activity | Synonyms: answerability, answerableness |
|---|
| accountancy | (noun) the occupation of maintaining and auditing records and preparing financial reports for a business | Synonyms: accounting |
|---|
| accountant | (noun) someone who maintains and audits business accounts | Synonyms: comptroller, controller |
|---|
| accountantship | (noun) the position of accountant | - |
|---|
| accounting | (noun) the occupation of maintaining and auditing records and preparing financial reports for a business | Synonyms: accountancy |
|---|
| (noun) a system that provides quantitative information about finances | - |
| (noun) a convincing explanation that reveals basic causes | - |
| (noun) a statement of recent transactions and the resulting balance | Synonyms: account, account statement |
| (noun) a bookkeeper's chronological list of related debits and credits of a business; forms part of a ledger of accounts | Synonyms: accounting system, method of accounting |
| accouterment | (noun) clothing that is worn or carried, but not part of your main clothing | Synonyms: accessory, accoutrement |
|---|
| accoutrement | (noun) clothing that is worn or carried, but not part of your main clothing | Synonyms: accessory, accouterment |
|---|
| accreditation | (noun) the act of granting credit or recognition (especially with respect to an educational institution that maintains suitable standards) | - |
|---|
| accretion | (noun) (law) an increase in a beneficiary's share in an estate (as when a co-beneficiary dies or fails to meet some condition or rejects the inheritance) | - |
|---|
| (noun) an increase by natural growth or addition | Synonyms: accumulation |
| (noun) (geology) an increase in land resulting from alluvial deposits or waterborne sediment | - |
| (noun) (biology) growth by addition as by the adhesion of parts or particles | - |
| (noun) (astronomy) the formation of a celestial object by the effect of gravity pulling together surrounding objects and gases | - |
| (noun) something contributing to growth or increase | - |
| accroides | (noun) an alcohol-soluble resin from Australian trees; used in varnishes and in manufacturing paper | Synonyms: acaroid resin, accaroid resin, accroides gum, accroides resin, gum accroides |
|---|
| acculturation | (noun) the adoption of the behavior patterns of the surrounding culture | Synonyms: enculturation, socialisation, socialization |
|---|
| (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 |
| accumulation | (noun) the act of accumulating | Synonyms: accrual, accruement |
|---|
| (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 |
| accumulator | (noun) a voltaic battery that stores electric charge | Synonyms: storage battery |
|---|
| (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 |
| accusation | (noun) a formal charge of wrongdoing brought against a person; the act of imputing blame or guilt | Synonyms: accusal |
|---|
| (noun) an assertion that someone is guilty of a fault or offence | Synonyms: charge |
| acebutolol | (noun) an oral beta blocker (trade name Sectral) used in treating hypertension | Synonyms: Sectral |
|---|
| acerola | (noun) acid red or yellow cherry-like fruit of a tropical American shrub very rich in vitamin C | Synonyms: barbados cherry, surinam cherry, West Indian cherry |
|---|
| (noun) tropical American shrub bearing edible acid red fruit resembling cherries | Synonyms: barbados cherry, Malpighia glabra, Surinam cherry, West Indian cherry |
| acetaldol | (noun) unsaturated aldol | - |
|---|
| acetaminophen | (noun) an analgesic for mild pain but not for inflammation; also used as an antipyretic; (Datril, Tylenol, Panadol, Phenaphen, Tempra, and Anacin III are trademarks of brands of acetaminophen tablets) | Synonyms: Anacin III, Datril, Panadol, Phenaphen, Tempra, Tylenol |
|---|
| acetone | (noun) the simplest ketone; a highly flammable liquid widely used as an organic solvent and as material for making plastics | Synonyms: dimethyl ketone, propanone |
|---|
| acetonemia | (noun) an abnormal increase of ketone bodies in the blood as in diabetes mellitus | Synonyms: ketonemia, ketosis |
|---|
| acetonuria | (noun) excessive amounts of ketone bodies in the urine as in diabetes mellitus or starvation | Synonyms: ketoaciduria, ketonuria |
|---|
| acetophenetidin | (noun) a white crystalline compound used as an analgesic and also as an antipyretic | Synonyms: acetphenetidin, phenacetin |
|---|
| acetylation | (noun) the process of introducing an acetyl group into a compound | - |
|---|
| acetylcholine | (noun) a neurotransmitter that is a derivative of choline; released at the ends of nerve fibers in the somatic and parasympathetic nervous systems | - |
|---|
| achlorhydria | (noun) an abnormal deficiency or absence of free hydrochloric acid in the gastric juice; often associated with severe anemias and cancer of the stomach | - |
|---|
| acholia | (noun) a condition in which little or no bile is secreted or the flow of bile into the digestive tract is obstructed | Synonyms: cholestasis |
|---|
| achondrite | (noun) a stony meteor lacking chondrules | - |
|---|
| achondroplasia | (noun) an inherited skeletal disorder beginning before birth; cartilage is converted to bone resulting in dwarfism | Synonyms: achondroplasty, chondrodystrophy, osteosclerosis congenita |
|---|
| achondroplasty | (noun) an inherited skeletal disorder beginning before birth; cartilage is converted to bone resulting in dwarfism | Synonyms: achondroplasia, chondrodystrophy, osteosclerosis congenita |
|---|
| achromasia | (noun) unnatural lack of color in the skin (as from bruising or sickness or emotional distress) | Synonyms: lividity, lividness, luridness, paleness, pallidness, pallor, wanness |
|---|
| achromaticity | (noun) the visual property of being without chromatic color | Synonyms: achromatism, colorlessness, colourlessness |
|---|
| achromatin | (noun) the part of a cell nucleus that is relatively uncolored by stains or dyes | - |
|---|
| achromatism | (noun) the visual property of being without chromatic color | Synonyms: achromaticity, colorlessness, colourlessness |
|---|
| achromia | (noun) an absence of normal pigmentation especially in the skin (as in albinism) or in red blood cells | - |
|---|
| acidification | (noun) the process of becoming acid or being converted into an acid | - |
|---|
| acidophil | (noun) an organism that thrives in a relatively acid environment | Synonyms: acidophile |
|---|
| acidophile | (noun) an organism that thrives in a relatively acid environment | Synonyms: acidophil |
|---|
| acidophilus | (noun) a bacterium that is used to make yogurt and to supplement probiotics | Synonyms: Lactobacillus acidophilus |
|---|
| acidosis | (noun) abnormally high acidity (excess hydrogen-ion concentration) of the blood and other body tissues | - |
|---|
| acidulousness | (noun) the taste experience when something acidic is taken into the mouth | Synonyms: acidity |
|---|
| acknowledgement | (noun) a statement acknowledging something or someone | Synonyms: acknowledgment |
|---|
| (noun) the state or quality of being recognized or acknowledged | Synonyms: acknowledgment, recognition |
| acknowledgment | (noun) a statement acknowledging something or someone | Synonyms: acknowledgement |
|---|
| (noun) a short note recognizing a source of information or of a quoted passage | Synonyms: citation, cite, credit, mention, quotation, reference |
| (noun) the state or quality of being recognized or acknowledged | Synonyms: acknowledgement, recognition |
| acolyte | (noun) someone who assists a priest or minister in a liturgical service; a cleric ordained in the highest of the minor orders in the Roman Catholic Church but not in the Anglican Church or the Eastern Orthodox Churches | - |
|---|
| aconite | (noun) any of various usually poisonous plants of the genus Aconitum having tuberous roots and palmately lobed leaves and blue or white flowers | - |
|---|
| acorea | (noun) absence of the pupil in an eye | - |
|---|
| acorn | (noun) fruit of the oak tree: a smooth thin-walled nut in a woody cup-shaped base | - |
|---|
| acousma | (noun) illusory auditory perception of strange nonverbal sounds | Synonyms: auditory hallucination |
|---|
| acoustic | (noun) a remedy for hearing loss or deafness | - |
|---|
| acoustician | (noun) a physicist who specializes in acoustics | - |
|---|
| acousticophobia | (noun) a morbid fear of sounds including your own voice | Synonyms: phonophobia |
|---|
| acoustics | (noun) the study of the physical properties of sound | - |
|---|
| acquisition | (noun) the act of contracting or assuming or acquiring possession of something | - |
|---|
| (noun) an ability that has been acquired by training | Synonyms: accomplishment, acquirement, attainment, skill |
| (noun) the cognitive process of acquiring skill or knowledge | Synonyms: learning |
| (noun) something acquired | - |
| acrimony | (noun) a rough and bitter manner | Synonyms: acerbity, bitterness, jaundice, tartness, thorniness |
|---|
| acroanaesthesia | (noun) loss of sensation in the extremities | Synonyms: acroanesthesia |
|---|
| acroanesthesia | (noun) loss of sensation in the extremities | Synonyms: acroanaesthesia |
|---|
| acrobat | (noun) an athlete who performs acts requiring skill and agility and coordination | - |
|---|
| acrobatics | (noun) the gymnastic moves of an acrobat | Synonyms: tumbling |
|---|
| (noun) the performance of stunts while in flight in an aircraft | Synonyms: aerobatics, stunt flying, stunting |
| acrocarp | (noun) a moss in which the main axis is terminated by the archegonium (and hence the capsule) | Synonyms: acrocarpous moss |
|---|
| acrocephaly | (noun) a congenital abnormality of the skull; the top of the skull assumes a cone shape | Synonyms: oxycephaly |
|---|
| acrocyanosis | (noun) cyanosis of the extremities; can occur when a spasm of the blood vessels is caused by exposure to cold or by strong emotion | Synonyms: Raynaud's sign |
|---|
| acrodont | (noun) an animal having teeth consolidated with the summit of the alveolar ridge without sockets | - |
|---|
| acrogen | (noun) any flowerless plant such as a fern (pteridophyte) or moss (bryophyte) in which growth occurs only at the tip of the main stem | - |
|---|
| acrolein | (noun) a pungent colorless unsaturated liquid aldehyde made from propene | Synonyms: propenal |
|---|
| acromegalia | (noun) enlargement of bones of hands and feet and face; often accompanied by headache and muscle pain and emotional disturbances; caused by overproduction of growth hormone by the anterior pituitary gland (due to a tumor) | Synonyms: acromegaly |
|---|
| acromegaly | (noun) enlargement of bones of hands and feet and face; often accompanied by headache and muscle pain and emotional disturbances; caused by overproduction of growth hormone by the anterior pituitary gland (due to a tumor) | Synonyms: acromegalia |
|---|
| acromicria | (noun) abnormally small extremities (underdeveloped fingers and toes) | Synonyms: acromikria |
|---|
| acromikria | (noun) abnormally small extremities (underdeveloped fingers and toes) | Synonyms: acromicria |
|---|
| acromion | (noun) the outermost point of the spine of the shoulder blade | Synonyms: acromial process |
|---|
| acromphalus | (noun) abnormal protrusion of the navel; sometimes the start of umbilical hernia | - |
|---|