allantois | (noun) the vascular fetal membrane that lies below the chorion and develops from the hindgut in many embryonic higher vertebrates (reptiles, birds and mammals) | - |
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allegement | (noun) statements affirming or denying certain matters of fact that you are prepared to prove | Synonyms: allegation |
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alleviant | (noun) remedy that alleviates pain without curing | Synonyms: alleviator, palliative |
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alloantibody | (noun) an antibody that occurs naturally against foreign tissues from a person of the same species | Synonyms: isoantibody |
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allotment | (noun) the act of distributing by allotting or apportioning; distribution according to a plan | Synonyms: allocation, apportioning, apportionment, assignation, parceling, parcelling |
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(noun) a share set aside for a specific purpose | Synonyms: allocation |
allurement | (noun) the act of enticing a person to do something wrong (as an offer of sex in return for money) | Synonyms: solicitation |
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(noun) the power to entice or attract through personal charm | Synonyms: allure, temptingness |
(noun) attractiveness | - |
amaranth | (noun) any of various plants of the genus Amaranthus having dense plumes of green or red flowers; often cultivated for food | - |
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(noun) seed of amaranth plants used as a native cereal in Central and South America | - |
amazement | (noun) the feeling that accompanies something extremely surprising | Synonyms: astonishment |
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amendment | (noun) the act of amending or correcting | - |
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(noun) a statement that is added to or revises or improves a proposal or document (a bill or constitution etc.) | - |
ament | (noun) a cylindrical spikelike inflorescence | Synonyms: catkin |
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amentia | (noun) extreme mental retardation | Synonyms: idiocy |
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amercement | (noun) money extracted as a penalty | Synonyms: fine, mulct |
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amniocentesis | (noun) (pregnancy) extraction by centesis of amniotic fluid from a pregnant woman (after the 15th week of pregnancy) to aid in the diagnosis of fetal abnormalities | Synonyms: amnio |
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amount | (noun) how much there is or how many there are of something that you can quantify | Synonyms: measure, quantity |
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(noun) the relative magnitude of something with reference to a criterion | - |
(noun) a quantity obtained by the addition of a group of numbers | Synonyms: sum, total |
(noun) a quantity of money | Synonyms: amount of money, sum, sum of money |
amusement | (noun) an activity that is diverting and that holds the attention | Synonyms: entertainment |
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(noun) a feeling of delight at being entertained | - |
ancient | (noun) a person who lived in ancient times | - |
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(noun) a very old person | Synonyms: antediluvian |
ancientness | (noun) extreme oldness | Synonyms: antiquity |
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ancients | (noun) people who lived in times long past (especially during the historical period before the fall of the Roman Empire in western Europe) | - |
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andante | (noun) a musical composition or musical passage to be performed moderately slow | - |
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(noun) a moderately slow tempo (a walking pace) | - |
angwantibo | (noun) a kind of yellow or golden lemur (Arctocebus calabarensis) | Synonyms: Arctocebus calabarensis, golden potto |
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announcement | (noun) a public statement containing information about an event that has happened or is going to happen | Synonyms: promulgation |
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(noun) a formal public statement | Synonyms: annunciation, declaration, proclamation |
annuitant | (noun) the recipient of an annuity | - |
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annulment | (noun) (law) a formal termination (of a relationship or a judicial proceeding etc) | Synonyms: invalidation |
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(noun) the act of abrogating; an official or legal cancellation | Synonyms: abrogation, repeal |
(noun) the state of being cancelled or annulled | Synonyms: revocation |
anointer | (noun) one who anoints as a religious ceremony | - |
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anointing | (noun) the act of applying oil or an oily liquid | Synonyms: anointment |
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anointment | (noun) the act of applying oil or an oily liquid | Synonyms: anointing |
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anovulant | (noun) a contraceptive in the form of a pill containing estrogen and progestin to inhibit ovulation and so prevent conception | Synonyms: anovulatory drug, birth control pill, contraceptive pill, oral contraceptive, oral contraceptive pill, pill |
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ant | (noun) social insect living in organized colonies; characteristically the males and fertile queen have wings during breeding season; wingless sterile females are the workers | Synonyms: emmet, pismire |
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antacid | (noun) an agent that counteracts or neutralizes acidity (especially in the stomach) | Synonyms: alkaliser, alkalizer, antiacid, gastric antacid |
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antagonism | (noun) (biochemistry) interference in or inhibition of the physiological action of a chemical substance by another having a similar structure | - |
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(noun) an actively expressed feeling of dislike and hostility | - |
(noun) the relation between opposing principles or forces or factors | - |
(noun) a state of deep-seated ill-will | Synonyms: enmity, hostility |
antagonist | (noun) a drug that neutralizes or counteracts the effects of another drug | - |
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(noun) a muscle that relaxes while another contracts | - |
(noun) someone who offers opposition | Synonyms: adversary, opponent, opposer, resister |
antapex | (noun) the point opposite in direction from the solar apex; the point the solar system is moving away from | - |
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antbird | (noun) any of various dull-colored South American birds that feeding on ants some following army ant swarms | Synonyms: ant bird |
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ante | (noun) (poker) the initial contribution that each player makes to the pot | - |
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anteater | (noun) any of several tropical American mammals of the family Myrmecophagidae which lack teeth and feed on ants and termites | Synonyms: New World anteater |
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(noun) nocturnal burrowing mammal of the grasslands of Africa that feeds on termites; sole extant representative of the order Tubulidentata | Synonyms: aardvark, ant bear, Orycteropus afer |
(noun) a burrowing monotreme mammal covered with spines and having a long snout and claws for hunting ants and termites; native to Australia | Synonyms: echidna, spiny anteater |
(noun) a burrowing monotreme mammal covered with spines and having a long snout and claws for hunting ants and termites; native to New Guinea | Synonyms: echidna, spiny anteater |
(noun) toothless mammal of southern Africa and Asia having a body covered with horny scales and a long snout for feeding on ants and termites | Synonyms: pangolin, scaly anteater |
(noun) small Australian marsupial having long snout and strong claws for feeding on termites; nearly extinct | Synonyms: banded anteater, Myrmecobius fasciatus, numbat |
antecedence | (noun) preceding in time | Synonyms: antecedency, anteriority, precedence, precedency, priority |
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antecedency | (noun) preceding in time | Synonyms: antecedence, anteriority, precedence, precedency, priority |
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antecedent | (noun) the referent of an anaphor; a phrase or clause that is referred to by an anaphoric pronoun | - |
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(noun) a preceding occurrence or cause or event | - |
(noun) someone from whom you are descended (but usually more remote than a grandparent) | Synonyms: ancestor, ascendant, ascendent, root |
(noun) anything that precedes something similar in time | Synonyms: forerunner |
antechamber | (noun) a large entrance or reception room or area | Synonyms: anteroom, entrance hall, foyer, hall, lobby, vestibule |
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antediluvian | (noun) a very old person | Synonyms: ancient |
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(noun) any of the early patriarchs who lived prior to the Noachian deluge | Synonyms: antediluvian patriarch |
antefix | (noun) carved ornament at the eaves of a tile roof concealing the joints between tiles | - |
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antelope | (noun) graceful Old World ruminant with long legs and horns directed upward and backward; includes gazelles, springboks, impalas, addax, gerenuks, blackbucks, dik-diks | - |
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antenna | (noun) one of a pair of mobile appendages on the head of e.g. insects and crustaceans; typically sensitive to touch and taste | Synonyms: feeler |
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(noun) an electrical device that sends or receives radio or television signals | Synonyms: aerial, transmitting aerial |
(noun) sensitivity similar to that of a receptor organ | Synonyms: feeler |
antepenult | (noun) the 3rd syllable of a word counting back from the end | Synonyms: antepenultima, antepenultimate |
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antepenultima | (noun) the 3rd syllable of a word counting back from the end | Synonyms: antepenult, antepenultimate |
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antepenultimate | (noun) the 3rd syllable of a word counting back from the end | Synonyms: antepenult, antepenultima |
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anterior | (noun) a tooth situated at the front of the mouth | Synonyms: front tooth |
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anteriority | (noun) the quality of being in front or (in lower animals) toward the head | - |
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(noun) preceding in time | Synonyms: antecedence, antecedency, precedence, precedency, priority |
anteroom | (noun) a large entrance or reception room or area | Synonyms: antechamber, entrance hall, foyer, hall, lobby, vestibule |
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anthelminthic | (noun) a medication capable of causing the evacuation of parasitic intestinal worms | Synonyms: anthelmintic, helminthic, vermifuge |
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anthelmintic | (noun) a medication capable of causing the evacuation of parasitic intestinal worms | Synonyms: anthelminthic, helminthic, vermifuge |
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anthem | (noun) a song of praise (to God or to a saint or to a nation) | Synonyms: hymn |
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(noun) a song of devotion or loyalty (as to a nation or school) | - |
anther | (noun) the part of the stamen that contains pollen; usually borne on a stalk | - |
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antheridiophore | (noun) gametophore bearing antheridia as in certain mosses and liverworts | - |
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antheridium | (noun) the male sex organ of spore-producing plants; produces antherozoids; equivalent to the anther in flowers | - |
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antherozoid | (noun) a motile male gamete of a plant such as an alga or fern or gymnosperm | Synonyms: spermatozoid |
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anthesis | (noun) the time and process of budding and unfolding of blossoms | Synonyms: blossoming, efflorescence, florescence, flowering, inflorescence |
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anthill | (noun) a mound of earth made by ants as they dig their nest | Synonyms: formicary |
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anthologist | (noun) an editor who makes selections for an anthology | - |
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anthology | (noun) a collection of selected literary passages | - |
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anthophyllite | (noun) a dark brown mineral of the amphibole group; magnesium iron silicate | - |
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anthozoan | (noun) sessile marine coelenterates including solitary and colonial polyps; the medusoid phase is entirely suppressed | Synonyms: actinozoan |
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anthracite | (noun) a hard natural coal that burns slowly and gives intense heat | Synonyms: anthracite coal, hard coal |
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anthracosis | (noun) lung disease caused by inhaling coal dust | Synonyms: black lung, black lung disease, coal miner's lung |
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anthrax | (noun) a highly infectious animal disease (especially cattle and sheep); it can be transmitted to people | Synonyms: splenic fever |
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(noun) a disease of humans that is not communicable; caused by infection with Bacillus anthracis followed by septicemia | - |
anthropocentricity | (noun) an inclination to evaluate reality exclusively in terms of human values | Synonyms: anthropocentrism |
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anthropocentrism | (noun) an inclination to evaluate reality exclusively in terms of human values | Synonyms: anthropocentricity |
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anthropogenesis | (noun) the evolution or genesis of the human race | Synonyms: anthropogeny |
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anthropogeny | (noun) the evolution or genesis of the human race | Synonyms: anthropogenesis |
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anthropoid | (noun) any member of the suborder Anthropoidea including monkeys and apes and hominids | - |
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(noun) person who resembles a nonhuman primate | Synonyms: ape |
anthropolatry | (noun) the worship of human beings | Synonyms: worship of man |
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anthropologism | (noun) a point of view in which human nature is exhaustively determined by the culture in which a person lives, leaving no room for human agency. | - |
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anthropologist | (noun) a social scientist who specializes in anthropology | - |
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anthropology | (noun) the social science that studies the origins and social relationships of human beings | - |
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anthropometry | (noun) measurement and study of the human body and its parts and capacities | - |
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anthropomorphism | (noun) the representation of objects (especially a god) as having human form or traits | Synonyms: theanthropism |
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anthropopathism | (noun) Attribution of human feelings to things not human, such as inanimate objects, animals, or natural phenomena. | - |
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anthropophagite | (noun) a person who eats human flesh | Synonyms: anthropophagus, cannibal, man-eater |
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anthropophagus | (noun) a person who eats human flesh | Synonyms: anthropophagite, cannibal, man-eater |
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anthropophagy | (noun) human cannibalism; the eating of human flesh | - |
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anthroposophy | (noun) a system of beliefs and practices based on the philosophy of Rudolf Steiner; it claims to integrate the practical and psychological in child-centered education | - |
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anthurium | (noun) any of various tropical American plants cultivated for their showy foliage and flowers | Synonyms: tail-flower, tailflower |
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anti | (noun) a person who is opposed (to an action or policy or practice etc.) | - |
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antiacid | (noun) an agent that counteracts or neutralizes acidity (especially in the stomach) | Synonyms: alkaliser, alkalizer, antacid, gastric antacid |
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antiaircraft | (noun) artillery designed to shoot upward at airplanes | Synonyms: ack-ack, ack-ack gun, antiaircraft gun, flack, flak, pom-pom |
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antialiasing | (noun) (computer graphics) a technique that is used to smooth jagged distortions in curves and diagonal lines so they appear smoother | - |
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antiarrhythmic | (noun) a drug used to treat an abnormal heart rhythm | Synonyms: antiarrhythmic drug, antiarrhythmic medication |
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antibacterial | (noun) any drug that destroys bacteria or inhibits their growth | Synonyms: antibacterial drug, bactericide |
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antibaryon | (noun) the antiparticle of a baryon; a hadron with a baryon number of -1 | - |
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antibiosis | (noun) an association between organisms that is harmful to one of them or between organisms and a metabolic product of another | - |
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antibiotic | (noun) a chemical substance derivable from a mold or bacterium that can kill microorganisms and cure bacterial infections | Synonyms: antibiotic drug |
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antibody | (noun) any of a large variety of proteins normally present in the body or produced in response to an antigen which it neutralizes, thus producing an immune response | - |
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antic | (noun) a ludicrous or grotesque act done for fun and amusement | Synonyms: caper, joke, prank, put-on, trick |
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anticatalyst | (noun) (chemistry) a substance that retards a chemical reaction or diminishes the activity of a catalyst | - |
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anticholinergic | (noun) a substance that opposes or blocks the action of acetylcholine | Synonyms: anticholinergic drug |
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anticholinesterase | (noun) a medicine that inhibits cholinesterase by combining with it and so has a cholinergic effect | - |
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anticipant | (noun) one who anticipates | Synonyms: anticipator |
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anticipation | (noun) the act of predicting (as by reasoning about the future) | Synonyms: prediction, prevision |
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(noun) something expected (as on the basis of a norm) | Synonyms: expectancy |
(noun) an expectation | Synonyms: expectancy |
(noun) anticipating with confidence of fulfillment | Synonyms: expectation |
anticipator | (noun) one who anticipates | Synonyms: anticipant |
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anticlimax | (noun) a change from a serious subject to a disappointing one | Synonyms: bathos |
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(noun) a disappointing decline after a previous rise | - |