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airspeed

or air speed

[air-speed]
See more synonyms for airspeed on Thesaurus.com
noun
  1. the forward speed of an aircraft relative to the air through which it moves.
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Compare groundspeed.

Origin of airspeed

First recorded in 1905–10; air1 + speed
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for airspeed

Historical Examples

  • I've never had her above 2.5, but the airspeed gauge is marked up to four.

    The Cosmic Computer

    Henry Beam Piper

  • The pilot, a big-boned Britisher who had two jobs to do at once, watched the airspeed indicator.

    What The Left Hand Was Doing

    Gordon Randall Garrett

British Dictionary definitions for airspeed

airspeed

noun
  1. the speed of an aircraft relative to the air in which it movesCompare groundspeed
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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