aardvark | (noun) nocturnal burrowing mammal of the grasslands of Africa that feeds on termites; sole extant representative of the order Tubulidentata | Synonyms: ant bear, anteater, Orycteropus afer |
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aardwolf | (noun) striped hyena of southeast Africa that feeds chiefly on insects | Synonyms: Proteles cristata |
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abampere | (noun) a unit of current equal to 10 amperes | Synonyms: abamp |
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abarticulation | (noun) dislocation of a joint | - |
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abator | (noun) a person who abates a nuisance | - |
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abattoir | (noun) a building where animals are butchered | Synonyms: butchery, shambles, slaughterhouse |
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abbreviation | (noun) shortening something by omitting parts of it | - |
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(noun) a shortened form of a word or phrase | - |
abbreviator | (noun) one who shortens or abridges or condenses a written work | Synonyms: abridger |
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abdicator | (noun) one who formally relinquishes an office or responsibility | - |
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abductor | (noun) a muscle that draws a body part away from the median line | Synonyms: abductor muscle |
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(noun) someone who unlawfully seizes and detains a victim (usually for ransom) | Synonyms: kidnaper, kidnapper, snatcher |
abecedarian | (noun) a novice learning the rudiments of some subject | - |
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abecedarius | (noun) a poem having lines beginning with letters of the alphabet in regular order | - |
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aberrance | (noun) a state or condition markedly different from the norm | Synonyms: aberrancy, aberration, deviance |
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aberrancy | (noun) a state or condition markedly different from the norm | Synonyms: aberrance, aberration, deviance |
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aberrant | (noun) one whose behavior departs substantially from the norm of a group | - |
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aberration | (noun) an optical phenomenon resulting from the failure of a lens or mirror to produce a good image | Synonyms: distortion, optical aberration |
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(noun) a disorder in one's mental state | - |
(noun) a state or condition markedly different from the norm | Synonyms: aberrance, aberrancy, deviance |
abetalipoproteinemia | (noun) a rare inherited disorder of fat metabolism; characterized by severe deficiency of beta-lipoproteins and abnormal red blood cells (acanthocytes) and abnormally low cholesterol levels | - |
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abetter | (noun) one who helps or encourages or incites another | Synonyms: abettor |
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abettor | (noun) one who helps or encourages or incites another | Synonyms: abetter |
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abfarad | (noun) a capacitance unit equal to one billion farads | - |
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abhenry | (noun) a unit of inductance equal to one billionth of a henry | - |
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abhorrence | (noun) hate coupled with disgust | Synonyms: abomination, detestation, execration, loathing, odium |
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abhorrer | (noun) a signer of a 1679 address to Charles II in which those who petitioned for the reconvening of parliament were condemned and abhorred | - |
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abiotrophy | (noun) a loss of vitality and a degeneration of cells and tissues not due to any apparent injury | - |
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abjuration | (noun) a disavowal or taking back of a previous assertion | Synonyms: recantation, retraction |
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abjurer | (noun) a person who abjures | - |
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ablepharia | (noun) a congenital absence of eyelids (partial or complete) | - |
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abnegator | (noun) one who gives up or relinquishes or renounces something | - |
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abnormalcy | (noun) an abnormal physical condition resulting from defective genes or developmental deficiencies | Synonyms: abnormality |
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abnormality | (noun) behavior that breaches the rule or etiquette or custom or morality | Synonyms: irregularity |
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(noun) marked strangeness as a consequence of being abnormal | Synonyms: freakishness |
(noun) retardation sufficient to fall outside the normal range of intelligence | Synonyms: mental defectiveness |
(noun) an abnormal physical condition resulting from defective genes or developmental deficiencies | Synonyms: abnormalcy |
abominator | (noun) one who hates or loathes | Synonyms: loather |
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aboriginal | (noun) an indigenous person who was born in a particular place | Synonyms: aborigine, indigen, indigene, native |
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aborigine | (noun) an indigenous person who was born in a particular place | Synonyms: aboriginal, indigen, indigene, native |
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abort | (noun) the act of terminating a project or procedure before it is completed | - |
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aborticide | (noun) the act of destroying a fetus | Synonyms: feticide |
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(noun) a drug (or other chemical agent) that causes abortion | Synonyms: abortifacient, abortion-inducing drug |
abortifacient | (noun) a drug (or other chemical agent) that causes abortion | Synonyms: aborticide, abortion-inducing drug |
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abortion | (noun) termination of pregnancy | - |
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(noun) failure of a plan | Synonyms: miscarriage |
abortionist | (noun) a person (who should be a doctor) who terminates pregnancies | - |
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abortus | (noun) a human fetus whose weight is less than 0.5 kilogram when removed or expelled from the mother's body | - |
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abracadabra | (noun) gibberish and nonsense | - |
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abrachia | (noun) the condition of having no arms | - |
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abradant | (noun) a tool or machine used for wearing down or smoothing or polishing | Synonyms: abrader |
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(noun) a substance that abrades or wears down | Synonyms: abrasive, abrasive material |
abrader | (noun) a tool or machine used for wearing down or smoothing or polishing | Synonyms: abradant |
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abrasion | (noun) the wearing down of rock particles by friction due to water or wind or ice | Synonyms: attrition, detrition, grinding |
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(noun) erosion by friction | Synonyms: attrition, corrasion, detrition |
(noun) an abraded area where the skin is torn or worn off | Synonyms: excoriation, scrape, scratch |
abrasive | (noun) a substance that abrades or wears down | Synonyms: abradant, abrasive material |
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abrasiveness | (noun) the roughness of a substance that causes abrasions | Synonyms: harshness, scratchiness |
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(noun) the quality of being sharply disagreeable | - |
abreaction | (noun) (psychoanalysis) purging of emotional tensions | Synonyms: catharsis, katharsis |
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abridgement | (noun) a shortened version of a written work | Synonyms: abridgment, capsule, condensation |
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abridger | (noun) one who shortens or abridges or condenses a written work | Synonyms: abbreviator |
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abridgment | (noun) a shortened version of a written work | Synonyms: abridgement, capsule, condensation |
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abrocome | (noun) ratlike rodent with soft fur and large ears of the Andes | Synonyms: chinchilla rat, rat chinchilla |
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abrogation | (noun) the act of abrogating; an official or legal cancellation | Synonyms: annulment, repeal |
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abrogator | (noun) an authority or official empowered to abolish or annul or repeal | - |
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abruption | (noun) an instance of sudden interruption | Synonyms: breaking off |
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abruptness | (noun) the quality of happening with headlong haste or without warning | Synonyms: precipitance, precipitancy, precipitateness, precipitousness, suddenness |
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(noun) the property possessed by a slope that is very steep | Synonyms: precipitousness, steepness |
(noun) an abrupt discourteous manner | Synonyms: brusqueness, curtness, gruffness, shortness |
absconder | (noun) a fugitive who runs away and hides to avoid arrest or prosecution | - |
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abseiler | (noun) a person who descends down a nearly vertical face by using a doubled rope that is wrapped around the body and attached to some high point | Synonyms: rappeller |
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absolver | (noun) someone who grants absolution | - |
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absorbance | (noun) (physics) a measure of the extent to which a substance transmits light or other electromagnetic radiation | Synonyms: optical density, photographic density, transmission density |
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absorbate | (noun) a material that has been or is capable of being absorbed | - |
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absorbency | (noun) the property of being absorbent | - |
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absorbent | (noun) a material having capacity or tendency to absorb another substance | Synonyms: absorbent material |
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absorber | (noun) (physics) material in a nuclear reactor that absorbs radiation | - |
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absorptance | (noun) a measure of the rate of decrease in the intensity of electromagnetic radiation (as light) as it passes through a given substance; the fraction of incident radiant energy absorbed per unit mass or thickness of an absorber | Synonyms: absorption coefficient, coefficient of absorption |
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absorption | (noun) the mental state of being preoccupied by something | Synonyms: engrossment, preoccupancy, preoccupation |
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(noun) complete attention; intense mental effort | Synonyms: concentration, engrossment, immersion |
(noun) (chemistry) a process in which one substance permeates another; a fluid permeates or is dissolved by a liquid or solid | Synonyms: soaking up |
(noun) the process of absorbing nutrients into the body after digestion | Synonyms: assimilation |
(noun) (physics) the process in which incident radiated energy is retained without reflection or transmission on passing through a medium | - |
(noun) the social process of absorbing one cultural group into harmony with another | Synonyms: assimilation |
absorptivity | (noun) (physics) the property of a body that determines the fraction of the incident radiation or sound flux absorbed or absorbable by the body | Synonyms: absorption factor |
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abstainer | (noun) a person who refrains from drinking intoxicating beverages | Synonyms: abstinent, nondrinker |
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(noun) someone who practices self denial as a spiritual discipline | Synonyms: ascetic |
abstract | (noun) a concept or idea not associated with any specific instance | Synonyms: abstraction |
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(noun) a sketchy summary of the main points of an argument or theory | Synonyms: outline, precis, synopsis |
abstractedness | (noun) preoccupation with something to the exclusion of all else | Synonyms: abstraction |
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abstracter | (noun) one who makes abstracts or summarizes information | Synonyms: abstractor |
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abstraction | (noun) a general concept formed by extracting common features from specific examples | Synonyms: abstract entity |
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(noun) the act of withdrawing or removing something | - |
(noun) an abstract painting | - |
(noun) a concept or idea not associated with any specific instance | Synonyms: abstract |
(noun) preoccupation with something to the exclusion of all else | Synonyms: abstractedness |
(noun) the process of formulating general concepts by abstracting common properties of instances | Synonyms: generalisation, generalization |
abstractionism | (noun) an abstract genre of art; artistic content depends on internal form rather than pictorial representation | Synonyms: abstract art |
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(noun) a representation having no reference to concrete objects or specific examples | Synonyms: unrealism |
abstractionist | (noun) a painter of abstract pictures | Synonyms: abstract artist |
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abstractness | (noun) the quality of being considered apart from a specific instance or object | - |
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abstractor | (noun) one who makes abstracts or summarizes information | Synonyms: abstracter |
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abstruseness | (noun) the quality of being unclear or abstruse and hard to understand | Synonyms: obscureness, obscurity, reconditeness |
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(noun) wisdom that is recondite and abstruse and profound | Synonyms: abstrusity, profoundness, profundity, reconditeness |
abstrusity | (noun) wisdom that is recondite and abstruse and profound | Synonyms: abstruseness, profoundness, profundity, reconditeness |
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absurd | (noun) a situation in which life seems irrational and meaningless | Synonyms: the absurd |
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absurdity | (noun) a ludicrous folly | Synonyms: fatuity, fatuousness, silliness |
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(noun) a message whose content is at variance with reason | Synonyms: absurdness, ridiculousness |
absurdness | (noun) a message whose content is at variance with reason | Synonyms: absurdity, ridiculousness |
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abuser | (noun) someone who abuses | Synonyms: maltreater |
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abutter | (noun) the owner of contiguous property | - |
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acanthopterygian | (noun) a teleost fish with fins that are supported by sharp inflexible rays | Synonyms: spiny-finned fish |
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acaracide | (noun) a chemical agent used to kill mites | Synonyms: acaricide |
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acardia | (noun) congenital absence of the heart (as in the development of some monsters) | - |
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acariasis | (noun) infestation with itch mites | Synonyms: acaridiasis, acariosis |
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acaricide | (noun) a chemical agent used to kill mites | Synonyms: acaracide |
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acarid | (noun) very small free-living arachnid that is parasitic on animals or plants; related to ticks | - |
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acaridiasis | (noun) infestation with itch mites | Synonyms: acariasis, acariosis |
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acarine | (noun) mite or tick | - |
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acariosis | (noun) infestation with itch mites | Synonyms: acariasis, acaridiasis |
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acarophobia | (noun) a morbid fear of small insects and mites and worms | - |
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acarus | (noun) any of several mites of the order Acarina | Synonyms: genus Acarus |
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acaryote | (noun) a cell without a nucleus (as an erythrocyte) | Synonyms: akaryocyte, akaryote |
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accelerando | (noun) a gradually increasing tempo of music | - |
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acceleration | (noun) the act of accelerating; increasing the speed | Synonyms: quickening, speedup |
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(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 |
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(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 | - |
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accentor | (noun) small sparrow-like songbird of mountainous regions of Eurasia | - |
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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 | - |
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(noun) (chemistry) in the formation of a coordinate bond it is the compound to which electrons are donated | - |