16-letter words containing t, r, i
- air-raid shelter — a structure, often located underground, that is designed to protect people during an air raid
- aircraft carrier — An aircraft carrier is a warship with a long, flat deck where aircraft can take off and land.
- aleutian current — a current in the Pacific Ocean that flows eastward between latitudes 40° and 50° N.
- alimentary canal — The alimentary canal in a person or animal is the passage in their body through which food passes from their mouth to their anus.
- all-terrain bike — mountain bike. Abbreviation: ATB.
- alligator lizard — any of several lizards of the genera Algaria and Gerrhonotus, of western North America, having shinglelike scales and a fold along each side that permits expansion.
- alligator pepper — a tropical African zingiberaceous plant, Amomum melegueta, having red or orange spicy seed capsules
- alligator wrench — a wrench having a V -shaped pair of serrated jaws set at right angles to the shank for turning cylindrical or irregularly shaped parts.
- alliterativeness — The state or quality of being alliterative.
- alpha-interferon — interferon (def 2).
- alternative fact — a theory posited as an alternative to another, often more widely accepted, theory
- alternative fuel — An alternative fuel is any automotive fuel other than gasoline and diesel fuel.
- alternative rock — a broad category of popular rock music typically regarded as somewhat out of the mainstream and variously including elements of punk rock, heavy metal, folk music, etc.
- alternative vote — of or relating to a system of voting in which voters list the candidates in order of preference. If no candidate obtains more than 50% of first-preference votes, the votes for the bottom candidate are redistributed according to the voters' next preference
- altitude chamber — a chamber for simulating the conditions of air pressure and temperature for a given altitude in order to test the behavior of people and equipment in such an environment.
- aluminum nitrate — a white, crystalline, water-soluble solid, Al(NO 3) 3 ⋅9H 2 O, used chiefly as a mordant in dyeing cotton.
- alvarez quintero — Joa‧ˈquín (hwɑˈkin ) ; hwäkēnˈ) 1873-1944; Sp. playwright
- ambidextrousness — The state or quality of being ambidextrous.
- amebic dysentery — a form of dysentery caused by an amoeba (Entamoeba histolytica)
- american bittern — any of several tawny brown herons that inhabit reedy marshes, as Botaurus lentiginosus (American bittern) of North America, and B. stellaris, of Europe.
- american kestrel — a small American falcon (Falco sparverius) with a reddish-brown back and tail; sparrow hawk
- american mustard — a mild yellow mustard
- american tragedy — a novel (1925) by Theodore Dreiser.
- aminocitric acid — an amino acid, C 6 H 9 O 7 N, that is a component of calf thymus ribonucleoprotein.
- aminotransferase — transaminase.
- ammonium nitrate — a colourless highly soluble crystalline solid used mainly as a fertilizer and in explosives and pyrotechnics. Formula: NH4NO3
- anabolic steroid — Anabolic steroids are drugs which people, especially athletes, take to make their muscles bigger and to give them more strength.
- anagrammatically — In an anagrammatic manner.
- anal intercourse — a form of sexual intercourse in which the penis is inserted into the anus
- analytical entry — a bibliographic record of part of an item for which a comprehensive bibliographic record has been made, as a single play or essay in an anthology, a subject in a comprehensive work, or a part of a multivolume set of books.
- ancestor worship — (in certain societies) the veneration of ancestors whose spirits are frequently held to possess the power to influence the affairs of the living.
- ancienne-lorette — a town in S Quebec, in E Canada.
- andromeda strain — a hypothetical microorganism, as might be developed from biological research, that if released would uncontrollably kill living things on earth
- angel-hair pasta — spaghetti made in very fine strands
- anglo-australian — belonging, relating to, or involving England and Australia, or the people of the two countries.
- angular diameter — the angle that the apparent diameter of a celestial object subtends at the eye of the observer.
- angular velocity — the velocity of a body rotating about a specified axis measured as the rate of change of the angle subtended at that axis by the path of the body
- anharmonic ratio — cross ratio.
- aniakchak crater — an active volcanic crater on the Alaskan Peninsula, with a diameter of 6 miles (10 km).
- animal sanctuary — a place where animals are brought to live and be protected
- animated cartoon — a film produced by photographing a series of gradually changing drawings, etc, which give the illusion of movement when the series is projected rapidly
- anne of brittany — 1477–1514, wife of Maximilian I of Austria 1490–91; queen consort of Charles VIII of France 1491–98; queen consort of Louis XII of France 1499–1514.
- annular ligament — any of various ligaments that encircle a part, such as the wrist, ankle, or trachea
- anode resistance — (of a vacuum tube at a given level of output) the ratio of a small change in voltage of the anode to the corresponding small change in anode current.
- anomalistic year — the interval between two successive passages of the earth through perihelion; 365.25964 mean solar days
- anopisthographic — a manuscript, parchment, or book having writing on only one side of the leaves.
- antarctic circle — the imaginary circle around the earth, parallel to the equator, at latitude 66° 32′ S; it marks the southernmost point at which the sun appears above the level of the horizon at the winter solstice
- anterioposterior — Alternative form of anteroposterior.
- anthranilic acid — an aromatic acid, C6H4
- anthropocentrism — an anthropocentric theory or view.