15-letter words containing t, r, a
- administrations — Plural form of administration.
- admiralty cloth — melton cloth, used for coats and jackets, especially for the naval service.
- admiralty court — the court that has jurisdiction in matters relating to maritime law
- admiralty house — the official residence of the Governor General of Australia, in Sydney
- admiralty inlet — an arm of the Pacific Ocean in NW Washington, at the entry to Puget Sound.
- admiralty metal — an alloy of not less than 70 percent copper, about 1 percent tin, small amounts of other elements, and the balance zinc; tin brass.
- admiralty range — a mountain range in Antarctica, on the coast of Victoria Land, northwest of the Ross Sea
- adoption papers — documentation relating to the adoption of a particular child
- adrenalectomies — Plural form of adrenalectomy.
- adrenoreceptors — Plural form of adrenoreceptor.
- advanced credit — credit toward a degree allowed to a student by a college for courses taken elsewhere or for high scores on preliminary examinations
- advantage court — the receiver's left-hand service court, into which the ball is served when one side has the advantage.
- advent calendar — a large card with a brightly coloured sometimes tinselled design on it that contains small numbered doors for children to open on each of the days of Advent, revealing pictures beneath them
- adventuresomely — In an adventuresome manner.
- adventurousness — the quality of being adventurous
- advertising man — adman (def 1).
- aerodynamicists — Plural form of aerodynamicist.
- aeroplane cloth — a strong fabric made from cotton, linen, and nylon yarns, used for some light aircraft fuselages and wings
- aerotitis media — temporary deafness and pain arising from traumatic inflammation of the middle ear, caused by a rapid change in barometric pressure, as a rise in ambient cabin pressure in an aircraft descending from high altitude for landing.
- affine geometry — the branch of geometry dealing with affine transformations.
- affirmativeness — The property of being affirmative.
- after a fashion — If you say that something was done after a fashion, you mean that it was done, but not very well.
- afternoon watch — the watch from noon until 4 p.m.
- aftershave balm — a soothing lotion for application to the face after shaving
- age-appropriate — Something that is age-appropriate is suitable for the age that a person is.
- aggregate score — a score calculated by adding the results of several matches
- aggregate value — the total value of a number of smaller sums, added together and treated as an individual sum
- agranulocytosis — a serious and sometimes fatal illness characterized by a marked reduction of leucocytes, usually caused by hypersensitivity to certain drugs
- agree to differ — to end an argument amicably while maintaining differences of opinion
- agriculturalist — An agriculturalist is someone who is an expert on agriculture and who advises farmers.
- agro-industrial — the large-scale production, processing, and packaging of food using modern equipment and methods.
- agulhas current — a fast, warm ocean current flowing southwest along the SE coast of Africa
- air conditioned — If a room or vehicle is air conditioned, the air in it is kept cool and dry by means of a special machine.
- air conditioner — An air conditioner is a machine which keeps the air in a building cool and dry.
- air-superiority — designating a fighter aircraft built for long patrol capability at high altitudes and supersonic speeds, with air-to-air combat as its principal mission.
- airborne attack — an attack involving airborne troops
- airconditioning — Alternative spelling of air conditioning.
- aircraft hangar — a large workshop or building for storing and maintaining aircraft
- airmail edition — an edition of a newspaper that is printed on very thin paper so it is easier and cheaper to distribute
- airmail sticker — a sticker that is put on airmail letters to make sure they are not sent by surface mail
- alan f. shugart — (person) The man who founded Shugart Associates and later co-founded Seagate Technology. Alan Shugart left Shugart Associates in 1974 [did he quit or was he fired?] and took a break from the disk-drive business. In 1979, he and Finis Conner founded a new company that at first was called Shugart Technology and later Seagate Technology.
- albert memorial — monument to Prince Albert of England in Kensington Gardens, London: 175 ft (53 m) high
- alberta clipper — (in Canada) an area of low pressure that forms in winter near the Rocky Mountains
- albertus magnus — Saint. original name Albert, Count von Böllstadt. ?1193–1280, German scholastic philosopher; teacher of Thomas Aquinas and commentator on Aristotle. Feast day: Nov 15
- alder buckthorn — a Eurasian rhamnaceous shrub, Frangula alnus, with small greenish flowers and black berry-like fruits
- alexandrine rat — roof rat.
- alfred e. smith — Adam, 1723–90, Scottish economist.
- algaroth powder — antimony oxychloride.
- algebra of sets — a nonempty collection of sets having the property that the union of two sets of the collection is a set of the collection and the complement of each set of the collection is a set in the collection.
- algerian stripe — a fabric woven with alternate stripes of coarse cotton and silk, usually cream-colored.