keyway

[kee-wey]
noun
  1. Machinery. a groove in a shaft, the hub of a wheel, etc., for receiving part of a key holding it to another part.
  2. a slot in a lock for receiving and guiding the key.
  3. (in poured-concrete construction) a longitudinal groove in a footing, or in a pour that has set, providing a key for newly poured concrete.
  4. a depression or slot carved into rock to provide a bond or anchorage for a structure, as a dam.

Origin of keyway

First recorded in 1865–70; key1 + way1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for keyway

Historical Examples of keyway


British Dictionary definitions for keyway

keyway

noun
  1. a longitudinal slot cut into a component to accept a key that engages with a similar slot on a mating component to prevent relative motion of the two components
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