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  • Air Force
    Air Force
    noun
    the U.S. department consisting of practically all military aviation forces, established July 26, 1947.
  • air force
    air force
Synonyms

Air Force

American  

noun

  1. the U.S. department consisting of practically all military aviation forces, established July 26, 1947.

  2. air force, a similar department in any military organization.

  3. air force, (formerly) the largest unit in the U.S. Army Air Forces.

  4. air force, a unit of U.S. Air Force command between an air division and an air command.

  5. Sometimes air force the military unit of a nation charged with carrying out military operations in the air.

  6. British. Royal Air Force.


air force British  

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

"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

Etymology

Origin of Air Force

First recorded in 1915–1920


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Ukraine's air raid alert app was apparently hacked on Sunday and for a short time said the capital Kyiv was subject to a radiation threat, the Ukrainian Air Force has said.

From BBC ● Nov. 1, 2026

His father, Nick Sr., was a standout player at Air Force.

From Los Angeles Times ● Oct. 30, 2026

By August, the Air Force ordered nearly the entire contract, around $83 million.

From The Wall Street Journal ● Oct. 30, 2026

The Ecuadoran Air Force did not respond to a request for comment.

From Barron's ● Oct. 27, 2026

Groups underwent some of the testing at the Lovelace Medical Clinic and Wright-Patterson Air Force Base.

From "Women in Space" by Karen Bush Gibson

Ukraine's air force said the "air alert" app -- which typically warns of incoming Russian drone and missile attacks -- had been "subjected to hostile interference".

From Barron's ● Nov. 2, 2026

A large number of U.S. military personnel remain in Israel and refueling tankers are stationed at Israel’s main airport as well as air force bases in the south.

From The Wall Street Journal ● Oct. 21, 2026

RAF Fairford, in the Cotswolds, has been used as a forward operating location by the US air force for decades.

From BBC ● Oct. 12, 2026

Ukraine’s air force said it intercepted 44 of the 70 cruise or ballistic missiles and 117 of the 130 drones.

From The Wall Street Journal ● Oct. 7, 2026

He wears his air force rank first, unlike the Elector.

From "Legend" by Marie Lu

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