See more synonyms for air-cool on
verb (used with object)
  1. Machinery. to remove the heat of combustion, friction, etc., from (a machine, engine, or device), as by air streams flowing over an engine jacket.
  2. to cool by means of air conditioning.

Origin of air-cool

First recorded in 1895–1900
Related formsair-cooled, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for air-cool


  1. (tr) to cool (an engine) by a flow of airCompare water-cool
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