crown wheel

  1. a wheel next to the winding knob, having two sets of teeth, one at right angles to its plane.

  2. any of various wheels having the form of a hoop or short cylinder with a serrated edge, as the escape wheel in a verge escapement.

Origin of crown wheel

First recorded in 1640–50

Words Nearby crown wheel Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use crown wheel in a sentence

British Dictionary definitions for crown wheel

crown wheel

  1. horology the wheel next to the winding knob that has one set of teeth at right angles to the other

  2. the larger of the two gears in a bevel gear

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