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17-letter words containing n, a, r, t

  • agent provocateur — An agent provocateur is a person who is employed by the government or the police to encourage certain groups of people to break the law, so they can arrest them or make them lose public support.
  • agreement to sell — a contract between two parties in which one party agrees to sell something to the other
  • air-transportable — that can be transported by aircraft: air-transportable equipment.
  • all the trimmings — If you say that something comes with all the trimmings, you mean that it has many extra things added to it to make it more special.
  • allende meteorite — a carbonaceous chondrite meteorite that fell over northern Mexico in 1969: one of the largest recorded falls of a stony meteorite.
  • allergic rhinitis — a condition characterized by head congestion, sneezing, tearing, and swelling of the nasal mucous membranes, caused by an allergic reaction.
  • alligator snapper — a large, freshwater snapping turtle (Macroclemys temmincki) of the SE U.S. and the Mississippi Valley, found chiefly in rivers and bayous: it may weigh up to 100 kg (220 lb)
  • alpha-fetoprotein — a protein that forms in the liver of the human fetus. Excessive quantities in the amniotic fluid and maternal blood may indicate spina bifida in the fetus; low levels may point to Down's syndrome
  • altamonte springs — a city in central Florida.
  • alternate plumage — (of birds having more than one plumage in their cycle of molts) the plumage of the second molt, usually brighter than the basic plumage.
  • alternating group — the subgroup consisting of all even permutations, of the group of all permutations of a finite set.
  • alternating light — a beacon showing different colors in succession.
  • alternative music — independent pop music
  • altitude training — training performed at high altitude to prepare an athlete's body to cope with a reduced supply of oxygen
  • american chestnut — any of the several deciduous trees constituting the genus Castanea, of the beech family, having toothed, oblong leaves and bearing edible nuts enclosed in a prickly bur, and including C. dentata (American chestnut) which has been virtually destroyed by the chestnut blight, C. sativa (European chestnut) C. mollissima (Chinese chestnut) and C. crenata (Japanese chestnut)
  • 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)
  • ammonium stearate — a tan, waxlike, water-insoluble solid, C 18 H 39 NO 2 , used chiefly in the manufacture of cosmetics.
  • 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.
  • an effort of will — If you do something difficult or painful by an effort of will, you manage to make yourself do it.
  • anabolic steroids — a synthetic derivative of testosterone, sometimes used by athletes to help increase weight and strength.
  • anachronistically — In an anachronistic manner; in the manner of an anachronism.
  • 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
  • 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.
  • 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
  • angle of friction — the angle of a plane to the horizontal when a body placed on the plane will just start to slide. The tangent of the angle of friction is the coefficient of static friction
  • angostura bitters — a bitter aromatic tonic made from gentian and various spices and vegetable colourings, used as a flavouring in alcoholic drinks
  • angry fruit salad — (abuse)   A bad visual-interface design that uses too many colours. (This term derives, of course, from the bizarre day-glo colours found in canned fruit salad). Too often one sees similar effects from interface designers using colour window systems such as X; there is a tendency to create displays that are flashy and attention-getting but uncomfortable for long-term use.
  • angular leaf spot — a disease of plants, characterized by angular, watery spots on the leaves and fruit, caused by any of several bacteria, as Pseudomonas lachrymans.
  • animal experiment — an experiment involving non-human animals
  • anionic detergent — any of a class of synthetic compounds whose anions are alkali salts, as soap, or whose ions are ammonium salts.
  • answering pennant — one of the flags of the International Code of Signals, a pennant of three red and two white vertical stripes, flown at the dip while a message is being interpreted and close up when it is understood.
  • anthracosilicosis — a form of pneumoconiosis occurring in miners, caused by the inhalation of coal and siliceous particles.
  • anthraquinone dye — any of the class of dyes derived from anthraquinone, used for dyeing textiles, especially cotton, rayon, and silk.
  • anthropogenically — In an anthropogenic way.
  • anthropogeography — a branch of anthropology dealing with the geographical distribution of humankind and the relationship between human beings and their environment.
  • anthropologically — the science that deals with the origins, physical and cultural development, biological characteristics, and social customs and beliefs of humankind.
  • anthropomorphises — Third-person singular simple present indicative form of anthropomorphise.
  • anthropomorphized — Simple past tense and past participle of anthropomorphize.
  • anthropomorphosis — transformation into human form
  • anthropophaginian — (nonce, humorous) One who eats human flesh.
  • anthroposemiotics — The study of human communication.
  • anti-aircraft gun — a gun intended to destroy enemy aircraft
  • anti-bureaucratic — of, relating to, or characteristic of a bureaucrat or a bureaucracy; arbitrary and routine.
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