trepan
1[ trih-pan ]
/ trɪˈpæn /
noun
a tool for cutting shallow holes by removing a core.
Surgery. an obsolete form of the trephine resembling a carpenter's bit and brace.
verb (used with object), tre·panned, tre·pan·ning.
Machinery. to cut circular disks from (plate stock) using a rotating cutter.
Surgery. to operate upon with a trepan; trephine.
Nearby words
trental, trente et quarante, trentino-alto adige, trento, trenton, trepan, trepanation, trepang, trephination, trephine, trepid
Origin of trepan
11350–1400; (noun) Middle English trepane < Middle French trepan crown saw < Medieval Latin trepanum < Greek trȳ́panon borer, akin to trŷpa hole, trȳpân to bore; (v) late Middle English trepanen, derivative of the noun
Related formstrep·a·na·tion [trep-uh-ney-shuh n] /ˌtrɛp əˈneɪ ʃən/, nountre·pan·ner, noun
Definition for trepan (2 of 2)
trepan
2[ trih-pan ]
/ trɪˈpæn /
noun
a person who ensnares or entraps others.
a stratagem; a trap.
verb (used with object), tre·panned, tre·pan·ning.
to ensnare or entrap.
to entice.
to cheat or swindle.
Also tra·pan [truh-pan] /trəˈpæn/.
Origin of trepan
2Related formstrep·a·na·tion, trap·a·na·tion [trep-uh-ney-shuh n] /ˌtrɛp əˈneɪ ʃən/, nountre·pan·ner, tra·pan·ner, noun
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for trepan
British Dictionary definitions for trepan (1 of 2)
trepan
1/ (trɪˈpæn) /
noun
surgery an instrument resembling a carpenter's brace and bit formerly used to remove circular sections of bone (esp from the skull)Compare trephine
a tool for cutting out circular blanks or for making grooves around a fixed centre
- the operation of cutting a hole with such a tool
- the hole so produced
verb -pans, -panning or -panned (tr)
to cut (a hole or groove) with a trepan
surgery another word for trephine
Derived Formstrepanation (ˌtrɛpəˈneɪʃən), nountrepanner, noun
Word Origin for trepan
C14: from Medieval Latin trepanum rotary saw, from Greek trupanon auger, from trupan to bore, from trupa a hole
British Dictionary definitions for trepan (2 of 2)
trepan
2trapan (trəˈpæn)
/ (trɪˈpæn) archaic /
verb -pans, -panning or -panned (tr)
to entice, ensnare, or entrap
to swindle or cheat
noun
a person or thing that traps
Word Origin for trepan
C17: of uncertain origin
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Medicine definitions for trepan
trepan
[ trĭ-păn′ ]
n.
A trephine.
v.
To trephine.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.