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stylet

[stahy-lit] /ˈstaɪ lɪt/
noun
1.
a stiletto or dagger.
2.
any similar sharp-pointed instrument.
3.
Medicine/Medical.
  1. a probe.
  2. a wire run through the length of a catheter, cannula, or needle to make it rigid or to clear it.
Origin of stylet
1690-1700
1690-1700; < French < Middle French stilet < Italian stiletto stiletto; -y- < Latin stylus. See style, stylus
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Based on the Random House Dictionary, © Random House, Inc. 2018.
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British Dictionary definitions for stylet

stylet

/ˈstaɪlɪt/
noun
1.
(surgery)
  1. a wire for insertion into a flexible cannula or catheter to maintain its rigidity or patency during passage
  2. a slender probe
2.
(zoology) any small pointed bristle-like part
Word Origin
C17: from French stilet, from Old Italian stiletto; influenced in spelling by Latin stylusstyle
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
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stylet in Medicine

stylet sty·let (stī-lět', stī'lĭt)
n.

  1. A fine wire that is run through a catheter, cannula, or hollow needle to keep it stiff or clear of debris.

  2. A slender surgical probe. Also called stylus.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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9
9
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