[ kol-it ]
/ ˈkɒl ɪt /


a collar or enclosing band.
the enclosing rim within which a jewel is set.
a slotted cylindrical clamp inserted tightly into the tapered interior of a sleeve or chuck on a lathe to hold a cylindrical piece of work.
Horology. the tiny collar that supports the inner terminal of a hairspring.

verb (used with object), col·let·ed, col·let·ing.

to set (a gem or other stone) in a collet.

Origin of collet

1520–30; < French, equivalent to col neck (< Latin collum) + -et -et Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for collet

British Dictionary definitions for collet


/ (ˈkɒlɪt) /


(in a jewellery setting) a band or coronet-shaped claw that holds an individual stone
mechanical engineering an externally tapered sleeve made in two or more segments and used to grip a shaft passed through its centre when the sleeve is compressed by being inserted in a tapered hole
horology a small collar that supports the inner end of the hairspring


(tr) jewellery to mount in a collet

Word Origin for collet

C16: from Old French: a little collar, from col neckband, neck, from Latin collum neck
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

Word Origin and History for collet



1520s, from French collet "little collar," diminutive of col "neck," from Latin collum (see collar (n.)).

Online Etymology Dictionary, © 2010 Douglas Harper