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Air Force

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noun
  1. the U.S. department consisting of practically all military aviation forces, established July 26, 1947.
  2. (lowercase) a similar department in any military organization.
  3. (lowercase) (formerly) the largest unit in the U.S. Army Air Forces.
  4. (lowercase) a unit of U.S. Air Force command between an air division and an air command.
  5. (sometimes lowercase) the military unit of a nation charged with carrying out military operations in the air.
  6. British. Royal Air Force.
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Origin of Air Force

First recorded in 1915–1920
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for air force

Historical Examples

  • Uppermost in my own mind, and in everyone's mind, I think, was the question of air-force.

    Astounding Stories, June, 1931

    Various

  • I think no one then believed that our air-force could check the assault.

  • The air-force of the United States had been ordered in; and they were coming, coming—to an inevitable death!


British Dictionary definitions for air force

air force

noun
    1. the branch of a nation's armed services primarily responsible for air warfare
    2. (as modifier)an air-force base
  1. a formation in the US and certain other air forces larger than an air division but smaller than an air command
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for air force

n.

1917, from air (n.1) + force (n.); first attested with creation of the Royal Air Force. There was no United States Air Force until after World War II. The Air Corps was an arm of the U.S. Army. In 1942, the War Department reorganized it and renamed it Army Air Forces. The National Security Act of 1947 created the Department of the Air Force, headed by a Secretary of the Air Force, and the U.S.A.F.

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Online Etymology Dictionary, © 2010 Douglas Harper