13-letter words containing r
- air hardening — a process of hardening high-alloy steels by heating and cooling in a current of air
- air injection — injection of liquid fuel into the cylinder of an internal-combustion engine, especially a diesel, by means of a jet of compressed air.
- air pollution — contamination of the atmosphere
- air-breathing — (of an engine, aircraft, missile, etc.) to take in air from the atmosphere to oxidize the fuel for combustion.
- air-condition — to apply air conditioning to
- air-hardening — noting any metal, especially alloy steel, that can be hardened from above its transformation point by cooling in air.
- air-lift pump — a pump that pumps liquid by injecting air into the lower end of an open pipe immersed in the liquid: often used in boreholes
- air-to-ground — operating between an aircraft in flight and a target on the ground
- aircraftwoman — The female equivalent of an aircraftman.
- aircraftwomen — Plural form of aircraftwoman.
- airheadedness — The quality of being airheaded.
- airline pilot — a person who flies planes as a profession and works for a commercial airline
- airmail paper — the very thin blue paper used to write letters that are to be sent by airmail
- airplane mode — a setting on a phone or other mobile device that turns off Wi-Fi, cellular, and other wireless connections.
- airplane rule — aeroplane rule
- airplane spin — a maneuver in which a wrestler, grasping an opponent by the head and crotch, lifts the opponent's body crosswise overhead, lowers it to the shoulders for support, then spins around and throws the opponent back over the head to the mat.
- airplane turn — a midair turn made in the middle of a jump.
- airport novel — People sometimes refer to long novels such as thrillers and romances that are written in a popular style as airport novels.
- airworthiness — (of an aircraft) meeting established standards for safe flight; equipped and maintained in condition to fly.
- ajmer-merwara — a former province in NW India. 2400 sq. mi. (6216 sq. km).
- albert b fall — Albert Bacon, 1861–1944, U.S. politician: senator 1912–21; secretary of the Interior 1921–23; convicted in Teapot Dome scandal.
- albert edward — a mountain in SE New Guinea, in the Owen Stanley Range. Height: 3993 m (13 100 ft)
- albert nyanza — Albert3
- albertosaurus — A giant fierce carnivorous tyrannosaurus-like dinosaur, of gemus Albertosaurus, discovered in Alberta, Canada.
- albumen paper — a printing paper coated with albumen, salt, and citric acid and sensitized with silver nitrate, used c1850–80.
- albumin color — (in textile printing) a color fixed to a fabric by an albuminous mordant.
- alcoholometer — an instrument, such as a specially calibrated hydrometer, for determining the percentage of alcohol in a liquid
- alcoholometry — the process of measuring the concentration of alcohol in a liquid, such as in blood or a liquor
- aldosteronism — high blood pressure caused by excess aldosterone in the blood and urine
- alectryomancy — an ancient form of divination, using a rooster to select grains of food placed on letters of the alphabet.
- aleksandropol — a former name of Gumri.
- aleksandrovsk — a city in SE Ukraine, on the Dnieper River.
- alexander iii — 1241–86, king of Scotland (1249–86), son of Alexander II
- alexander vii — (Fabio Chigi) 1599–1667, Italian ecclesiastic: pope 1655–67.
- alexis carrel — Alexis [uh-lek-sis;; French a-lek-see] /əˈlɛk sɪs;; French a lɛkˈsi/ (Show IPA), 1873–1944, French surgeon and biologist, in U.S. 1905–39: Nobel Prize 1912.
- alfred austin — Alfred, 1835–1913, English poet: poet laureate 1896–1913.
- algebraically — of, occurring in, or utilizing algebra.
- alice springs — a town in central Australia, in the Northern Territory, in the Macdonnell Ranges. Pop: 23 640 (2001)
- alkane series — the homologous series of saturated, aliphatic hydrocarbons having the general formula C n H 2n+2 , as methane, CH 4 , or ethane, C 2 H 6 .
- alkene series — the homologous series of unsaturated, aliphatic hydrocarbons containing one double bond and having the general formula C n H 2n , as ethylene, H 2 C=CH 2 .
- all manner of — If you refer to all manner of objects or people, you are talking about objects or people of many different kinds.
- all over with — above in place or position: the roof over one's head.
- all very well — You use all very well to suggest that you do not really approve of something or you think that it is unreasonable.
- all-embracing — Something that is all-embracing includes or affects everyone or everything.
- all-important — crucial; vital
- all-pervading — spreading through or into everything
- allegorically — consisting of or pertaining to allegory; of the nature of or containing allgegory; figurative: an allegorical poem; an allegorical meaning.
- allelomorphic — relating to alleles
- allergenicity — causing allergic sensitization.
- alligator gar — a large, heavily scaled fish, Lepisosteus spatula, with an elongated body and long snout, found mainly in shallow weedy fresh water in the southeastern U.S.