• synonyms


[kog-hweel, -weel]
See more synonyms for cogwheel on Thesaurus.com
  1. (not in technical use) a gearwheel, especially one having teeth of hardwood or metal inserted into slots.
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Origin of cogwheel

late Middle English word dating back to 1375–1425; see origin at cog1, wheel
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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Examples from the Web for cogwheel

Historical Examples

  • But it will be the test-tube and not the cogwheel that will make the money.

    The Scrap Book, Volume 1, No. 3


  • A cogwheel stuck at Lige, another may stick before long, and it all depends on how the machine can adjust itself.

    The German War

    Arthur Conan Doyle

  • As one of the spokes of the cogwheel is rotated past (L), the spring is lifted and released, and (T) delivers a sharp tap.

  • Over the altar you may see his bust in marble, and over it a figure of Genius with a cogwheel in her hand.


    Charles E. Kelsey

  • He carefully examined the cogwheel, to which bits of flesh and of the torn shirt still adhered.

British Dictionary definitions for cogwheel


  1. another name for gearwheel
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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