trephination

Variant of trephine

trephine definition

tre·phine (trē fīn′, -fēn′)

noun

a type of small crown saw used in surgery to remove a circular section, as of bone from the skull

Etymology: earlier trafine, form based on trepan < L tres, three + fines, ends

intransitive verb trephined -·phined′, trephining -·phin′·ing

to operate on with a trephine

Related Forms:

  • trephination treph′i·na′·tion (tref′ə nā′s̸hən) noun

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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