Longman Dictionary of Contemporary English homepage

Topic: TECHNOLOGY

Date: 1700-1800
Origin: mortise 'hole made for a part to fit into' (14-21 centuries), from Old French, probably from Arabic murtaj 'locked'

mortise lock

 noun
     
mortise lock [countable] British English
DT a strong lock that fits into a hole cut in the edge of a door [= dead bolt American English]
Definition of mortise lock from the Longman Dictionary of Contemporary English within
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AC arm button cable cam can car channel configuration control counter cycle develop device die digital facility feed filter flex frame framework gear gun handle hardware heavy-duty housing install installation iron(n) iron(v) jack key laser LCD lead loop machine manual map material mechanism medium micro- mode movement net oil operate operation operator paper part release(v) release(n) resolution safe setting slide spring tab tape technology thread tube

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