detent

[dih-tent]
noun Machinery.
a mechanism that temporarily keeps one part in a certain position relative to that of another, and can be released by applying force to one of the parts.

Origin:
1680–90; < French détente, Old French destente, derivative of destendre to relax, equivalent to des- dis-1 + tendre to stretch; see tender2

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World English Dictionary
detent (dɪˈtɛnt)
 
n
See also pawl the locking piece of a mechanism, often spring-loaded to check the movement of a wheel in one direction only
 
[C17: from Old French destente, a loosening, trigger: see détente]

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Example sentences
Include description of the location of the adjustment latch detent if applicable.
Include a description of the location of the seat back adjustment latch detent if applicable.
It shall not be possible for the switches to be actuated before the latch and the detent engage the striker and the cam.
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