from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A removable metal covering for an engine, especially an aircraft engine.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A young or little cow; calf.
  • n. A removable protective covering for the engine of an aircraft, motorcycle etc

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. protective covering consisting of a metal part that covers the engine


From cow +‎ -ling. (Wiktionary)
From cowl +‎ -ing. (Wiktionary)



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