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Search Result for "detent": 
Wordnet 3.0

NOUN (1)

1. a hinged catch that fits into a notch of a ratchet to move a wheel forward or prevent it from moving backward;
[syn: pawl, detent, click, dog]


The Collaborative International Dictionary of English v.0.48:

Detent \De*tent"\, n. [F. d['e]tente, fr. d['e]tendre to unbend, relax; pref. d['e]- (L. dis- or de) + tendre to stretch. See Distend.] (Mech.) That which locks or unlocks a movement; a catch, pawl, or dog; especially, in clockwork, the catch which locks and unlocks the wheelwork in striking. [1913 Webster]
WordNet (r) 3.0 (2006):

detent n 1: a hinged catch that fits into a notch of a ratchet to move a wheel forward or prevent it from moving backward [syn: pawl, detent, click, dog]