17-letter words containing a, m, t
- american dialects — regional or social varieties of spoken American English identified by differences in grammar, vocabulary, and pronunciation: principal dialect areas are now generally distinguished as Northern, Midland, and Southern
- american dog tick — a common tick, Dermacentor variabilis, that is the vector of Rocky Mountain spotted fever in the eastern U.S. and also carries tularemia.
- american football — American football is a game similar to rugby that is played by two teams of eleven players using an oval-shaped ball. Players try to score points by carrying the ball to their opponents' end of the field, or by kicking it over a bar fixed between two posts.
- american redstart — any of several small, Old World thrushes, usually with reddish-brown tails, especially Phoenicurus phoenicurus (European redstart)
- amino-acid dating — a method used to date an organic geological or archaeological specimen, as a fossil or mummified body, by determining how much change has occurred in the amino-acid structure of that specimen.
- aminoglutethimide — a hormone antagonist, C 13 H 16 N 2 O 2 , used in the treatment of Cushing's syndrome and breast cancer.
- ammonium selenate — a colorless, crystalline, water-soluble solid, (NH 4) 2 SeO 4 , used as a mothproofing agent.
- ammonium stearate — a tan, waxlike, water-insoluble solid, C 18 H 39 NO 2 , used chiefly in the manufacture of cosmetics.
- ammonium sulphate — a white soluble crystalline solid used mainly as a fertilizer and in water purification. Formula: (NH4)2SO4
- amoebic dysentery — inflammation of the intestines caused by the parasitic amoeba Endamoeba histolytica
- amor vincit omnia — love conquers everything
- amphidromic point — a point of almost zero tidal fluctuation on the ocean surface, represented on a chart of cotidal lines by a point from which these lines radiate.
- amphitheatrically — In a manner such as to appear to have some characteristics of an amphitheatre.
- anagrammatization — Transformation of a word, etc. into its anagram.
- analogue computer — (computer, hardware) A machine or electronic circuit designed to work on numerical data represented by some physical quantity (e.g. rotation or displacement) or electrical quantity (e.g. voltage or charge) which varies continuously, in contrast to digital signals which are either 0 or 1. For example, the turning of a wheel or changes in voltage can be used as input. Analogue computers are said to operate in real time and are used for research in design where many different shapes and speeds can be tried out quickly. A computer model of a car suspension allows the designer to see the effects of changing size, stiffness and damping.
- analytic geometry — the branch of geometry in which a coordinate graphing system makes visible, using points, lines, and curves, the numerical relationships of algebraic equations
- analytical cubism — the early phase of cubism, chiefly characterized by a pronounced use of geometric shapes and by a tendency toward a monochromatic use of color.
- anchor escapement — an escapement in which wedge-shaped pallets engage with an escape wheel having pointed teeth, usually facing in the direction of revolution, so that the escape wheel recoils slightly at every release.
- andes (mountains) — mountain system extending the length of W South America: highest peak, Aconcagua
- aneroid barometer — a device for measuring atmospheric pressure without the use of fluids. It consists of a partially evacuated metal chamber, the thin corrugated lid of which is displaced by variations in the external air pressure. This displacement is magnified by levers and made to operate a pointer
- anglo-catholicism — the tradition or form of worship in the Anglican Church that emphasizes Catholicity, the apostolic succession, and the continuity of all churches within the communion with pre-Reformation Christianity as well as the importance of liturgy and ritual.
- animal experiment — an experiment involving non-human animals
- anomalistic month — the interval between two successive passages of the moon through perigee; 27.55455 days
- anthropomorphises — Third-person singular simple present indicative form of anthropomorphise.
- anthropomorphized — Simple past tense and past participle of anthropomorphize.
- anthropomorphosis — transformation into human form
- anthroposemiotics — The study of human communication.
- anti-assimilation — Sociology. the merging of cultural traits from previously distinct cultural groups, not involving biological amalgamation.
- anti-conservatism — the disposition to preserve or restore what is established and traditional and to limit change.
- anti-humanitarian — having concern for or helping to improve the welfare and happiness of people.
- anti-inflammatory — reducing inflammation
- anti-isolationism — the policy or doctrine of isolating one's country from the affairs of other nations by declining to enter into alliances, foreign economic commitments, international agreements, etc., seeking to devote the entire efforts of one's country to its own advancement and remain at peace by avoiding foreign entanglements and responsibilities.
- anti-metaphysical — pertaining to or of the nature of metaphysics.
- anti-monopolistic — a person who has a monopoly.
- anticlimactically — of, like, pertaining to, or expressing anticlimax.
- anticompetitively — In an anticompetitive manner.
- antidazzle mirror — a rear-view mirror for road vehicles that only partially reflects headlights behind
- antiestablishment — opposed to or working against the existing power structure or mores, as of society or government: Antiestablishment candidates promised to disband the army, Congress, and the cabinet if elected.
- antiferromagnetic — noting or pertaining to a substance in which, at sufficiently low temperatures, the magnetic moments of adjacent atoms point in opposite directions.
- antifoaming agent — a substance, usually an oil, that is added to liquids to stop them foaming when they are bottled, used in industry, as a food additive, etc
- antihyperglycemic — (of a medication or treatment) Tending to reduce hyperglycemia (high blood sugar, characteristic of diabetes).
- antimaterialistic — Opposing materialism.
- antimiscegenation — (US) against mixing or blending; especially, against the mixing or blending of races in marriage or breeding.
- antimycobacterial — (medicine) That counteracts the effects of mycobacteria.
- antivirus program — antivirus software
- anytime algorithm — (algorithm) An algorithm that returns a sequence of approximations to the correct answer such that each approximation is no worse than the previous one, i.e. the algorithm can be stopped at _any time_. x = (x + b / x) / 2 Each new x is closer to the square root than the previous one. Applications might include a real-time control system or a chess program that is allowed a fixed thinking time.
- apartment complex — An apartment complex is a group of buildings that contain apartments and are managed by the same company.
- apparent movement — the sensation of seeing movement when nothing actually moves in the environment, as when two neighbouring lights are switched on and off in rapid succession
- argumentativeness — fond of or given to argument and dispute; disputatious; contentious: The law students were an unusually argumentative group.
- arithmetic-series — a sequence in which each term is obtained by the addition of a constant number to the preceding term, as 1, 4, 7, 10, 13, and 6, 1, −4, −9, −14.