Air core coil
having a nonmagnetic core, as one of fiber or plastic, encircled by a coil (air-core coil) or containing one or more such coils:
air-core transformer.
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- Air corps
(before July 26, 1947) a branch of the U.S. Army concerned with military aviation. (before May 1, 1942) the name for the Army Air Forces. Historical Examples They asked for volunteers to take a test for the Air Corps so I volunteered just to got out of marching. The Biography of a Rabbit Roy Benson […]
- Air corridor
(def 6). noun an air route along which aircraft are allowed to fly
- Air cover
the use of aircraft to protect ground or naval military operations. the protection given by such aircraft. Contemporary Examples The Iraqis need the American presence, and the American training and air cover, but are too proud and timid to admit it. Panetta’s Freudian Slip Fouad Ajami July 11, 2011 They had no air cover and […]
- Aircraft
any machine supported for flight in the air by buoyancy or by the dynamic action of air on its surfaces, especially powered airplanes, gliders, and helicopters. Contemporary Examples She was escorted to an aircraft gun and told it was protecting the city from American airstrikes. Jane Fonda’s New Biography: 14 Juicy Bits Lizzie Crocker August […]
- Aircraft carrier
a warship equipped with a large open deck for the taking off and landing of warplanes and with facilities to carry, service, and arm them. Contemporary Examples Those arguing for a no-fly zone don’t need a U.S. aircraft carrier. Let Libya’s Neighbors Fix It Leslie H. Gelb March 15, 2011 And maybe that video of […]