13-letter words containing i, a, r
- aluminiferous — containing or yielding aluminium or alumina
- aluminography — algraphy.
- aluminothermy — a process for reducing metallic oxides using finely divided aluminium powder. The mixture of aluminium and the oxide is ignited, causing the aluminium to be oxidized and the metal oxide to be reduced to the metal
- amateur night — an entertainment featuring amateur performers, often in competition for prizes.
- ambassadorial — Ambassadorial means belonging or relating to an ambassador.
- ambidexterity — ambidextrous ease, skill, or facility.
- ambidexterous — ambidextrous
- ambimoustrous — able to use a computer mouse proficiently with either hand
- ambroise pare — Ambroise [ahn-brwaz] /ɑ̃ˈbrwaz/ (Show IPA), 1510–90, French surgeon.
- america's cup — an international yachting trophy, first won by the schooner America in 1851 and held as a challenge trophy by the New York Yacht Club until 1983
- american aloe — century plant
- american bond — a brickwork bond having a course of headers between five or six courses of stretchers.
- american curl — a breed of slender cat with curled-back ears and a plumed tail
- american fork — a town in central Utah.
- american plan — a hotel rate in which the charge includes meals
- american wake — an all-night farewell party for a person about to emigrate to America
- amicus curiae — a person not directly engaged in a case who advises the court
- amino radical — the univalent group, −NH 2 .
- aminoaciduria — the presence of amino acids in urine
- aminotriazole — a white, crystalline, soluble powder, NHNC(NH2)NCH, used for killing weeds or other undesired vegetation: a carcinogen
- amitriptyline — a tricyclic antidepressant drug. Formula: C20H23N
- amitryptyline — a drug with several uses, most commonly prescribed to treat depression
- ammonia water — ammonia (def 2).
- amor asteroid — one of a small group of asteroids whose orbits approach but do not cross that of the earth: named after the first such asteroid discovered (1932).
- amphigastrium — any of the small leaves or appendages on the under surface of the stem of some liverworts
- amphiprostyle — (esp of a classical temple) having a set of columns at both ends but not at the sides
- amphitheaters — Plural form of amphitheater.
- amphitheatral — relating to an amphitheatre, taking place in an amphitheatre
- amphitheatres — Plural form of amphitheatre.
- amphitheatric — Of, pertaining to, exhibited in, or resembling an amphitheatre.
- amphitrichate — having a single flagellum at each end.
- amphitrichous — having a single flagellum at each end.
- amphitryon 38 — a play (1938) by Jean Giraudoux.
- amphotericins — Plural form of amphotericin.
- amplificatory — of the nature of enlargement or extension, as of a statement, narrative, etc.
- anachronistic — You say that something is anachronistic when you think that it is out of date or old-fashioned.
- anaerobically — (of an organism or tissue) living in the absence of air or free oxygen.
- anagrammatise — To produce an anagram of (a piece of text).
- anagrammatism — The creation of anagrams.
- anagrammatist — A creator (finder) of anagrams, one who comes up with anagrams.
- anagrammatize — to arrange into an anagram
- anaphorically — referring back to or substituting for a preceding word or group of words: anaphoric reference.
- anaphrodisiac — tending to lessen sexual desire
- anathematizer — One who anathematizes; a severe critic.
- ancien regime — The ancien regime was the political and social system in France before the revolution of 1789.
- ancient greek — the Greek language from the earliest records to about 300 bc, the chief dialect areas of which were Aeolic, Arcadic, Doric, and Ionic (including Attic)
- ancus marcius — a king of Rome, during whose reign the first bridge across the Tiber was constructed.
- 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.