13-letter words containing a, r, n
- ancus marcius — a king of Rome, during whose reign the first bridge across the Tiber was constructed.
- andean condor — either of two large, New World vultures of the family Cathartidae, Gymnogyps californianus (California condor) or Vultur gryphus (Andean condor) the largest flying birds in the Western Hemisphere: the California condor is almost extinct; the Andean condor is greatly reduced in number and rare in many areas.
- andersen nexo — Nexö, Martin Andersen.
- andersonville — town in SW central Ga.: site of a Confederate prison in the Civil War
- andrei markov — (person) 1856-1922. The Russian mathematician, after who Markov chains were named.
- androcentrism — centered on, emphasizing, or dominated by males or masculine interests: an androcentric society; an androcentric religion.
- androdioecism — the state of being androdioecious
- androgynously — In an androgynous manner.
- anfractuosity — the condition or quality of being anfractuous
- angel's share — the amount of alcoholic liquor that evaporates during distillation.
- angela merici — Saint, 1474–1540, Italian ecclesiastic, founder of the Ursuline order.
- angelica tree — Hercules'-club
- angiokeratoma — a skin disease characterized by clusters of dilated blood vessels and by thickened skin, forming warty growths, especially on the scrotum, fingers, and toes.
- angiosarcomas — Plural form of angiosarcoma.
- angiospermous — of or relating to an angiosperm; having enclosed seeds.
- angle bracket — either of a pair of brackets having the shapes < and >
- angle grinder — a handheld power tool with a rotating abrasive disc, used for cutting, grinding and polishing
- angle of roll — the acute angle between the lateral axis of an aircraft or spacecraft and a horizontal plane.
- angora rabbit — a breed of rabbit with long usually white silky hair
- Ångstrom unit — a unit of length equal to 10 −10 metre, used principally to express the wavelengths of electromagnetic radiations. It is equivalent to 0.1 nanometre
- angular house — any of the four astrological houses that begin at the angles: the first, fourth, seventh, and tenth houses, that correspond, respectively, to self, home, others, and career.
- anharmonicity — (mechanics) Of or pertaining to the deviation of a system from harmonicity (being a harmonic oscillator).
- animadversion — criticism or censure
- animadverting — Present participle of animadvert.
- animal rights — People who are concerned with animal rights believe very strongly that animals should not be exploited or harmed by humans.
- animal starch — glycogen.
- animal warden — dogcatcher.
- anise camphor — anethole.
- anisometropia — an imbalance in the power of the two eyes to refract light
- anisometropic — relating to anisometropia
- anna christie — a play (1921) by Eugene O'Neill.
- anna karenina — a novel (1875–76) by Leo Tolstoy.
- anniversaries — Plural form of anniversary.
- anno hebraico — A.H.
- annual report — a report presented by the directors of a company to its shareholders each year, containing the profit-and-loss account, the balance sheet, and details of the past year's activity
- annular clock — a clock in the form of a vase, ball, etc., having the hours painted on a ring rotating beneath a pointer.
- annular space — An annular space is a ring-shaped space outside the drillpipe, through which mud and cuttings are removed.
- another place — the other House of Parliament (used in the House of Commons to refer to the House of Lords and vice versa)
- another-guess — of another kind.
- answerability — liable to be asked to give account; responsible: He is answerable to a committee for all his decisions.
- antarctictite — (mineral) A saline evaporite consisting of calcium chloride, CaCl.6H2O, found in Victoria Land, Antarctica.
- ante meridiem — before noon
- ante-christum — before Christ. Abbreviation: A.C.
- ante-meridian — occurring before noon.
- antenna array — a directional antenna or system of antennas for radio transmission or reception.
- antenniferous — having antennae
- anterolateral — Both anterior and lateral.
- anthony hoare — (person) (C. Anthony R. Hoare, Tony) A computer scientist working on programming languages, especially parallel ones. Hoare was responsible for Communicating Sequential Processes (CSP). See also: pointer, Simone.
- anthraquinone — a yellow crystalline solid used in the manufacture of dyes, esp anthraquinone dyes, which have excellent colour properties. Formula: C6H4(CO)2C6H4
- anthropogenic — relating to anthropogenesis