• synonyms

compressed air

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  1. air compressed, especially by mechanical means, to a pressure higher than the surrounding atmospheric pressure.

Origin of compressed air

First recorded in 1660–70
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for compressed air

compressed air

  1. air at a higher pressure than atmospheric pressure: used esp as a source of power for machines
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