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mortise lock

noun
  1. a lock housed within a mortise in a door or the like, so that the lock mechanism is covered on both sides.
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Origin of mortise lock

First recorded in 1770–80
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for mortise lock

Historical Examples of mortise lock

  • A mortise-lock is fitted in a similar way, but let into a mortise (see Mortising).

    Woodworking for Beginners

    Charles Gardner Wheeler


British Dictionary definitions for mortise lock

mortise lock

noun
  1. a lock set into a mortise in a door so that the mechanism of the lock is enclosed by the door
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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