1

trepan

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verb tre·pan \tri-ˈpan\

Definition of trepan

trepanned

;

trepanning

  1. transitive verb
  2. 1 :  to use a trephine on (the skull)

  3. 2 :  to remove a disk or cylindrical core (as from metal for testing)

trepanation

play \ˌtre-pə-ˈnā-shən\ noun

Origin and Etymology of trepan

Middle English, from trepane trephine


First Known Use: 15th century

Other Metals and Metallurgy Terms


2

trepan

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noun tre·pan \ˈtrē-ˌpan, tri-ˈpan\

Definition of trepan

  1. :  a heavy tool used in boring mine shafts

Origin and Etymology of trepan

Middle English trepane trephine, Anglo-French trepan, from Medieval Latin trepanum, from Greek trypanon auger, from trypan to bore


First Known Use: circa 1877

Other Mining and Drilling Terms


3

trepan

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noun tre·pan \tri-ˈpan\

Definition of trepan

  1. 1 archaic :  trickster

  2. 2 archaic :  a deceptive device :  snare

Origin and Etymology of trepan

origin unknown


First Known Use: 1641


4

trepan

play
verb tre·pan \tri-ˈpan\

Definition of trepan

trepanned

;

trepanning

archaic

  1. transitive verb
  2. :  entrap, lure

Circa 1656

First Known Use of trepan

circa 1656

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