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1

trepan

play
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

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Origin and Etymology of trepan

Middle English, from trepane trephine

Other Metals and Metallurgy Terms

assay, bloom, bullion, ductile, ingot, malleable, patina, plate, temper, tensile

2

trepan

play
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

Other Mining and Drilling Terms

ore, wildcat

3

trepan

play
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

4

trepan

play
verb tre·pan \tri-ˈpan\

Definition of trepan

trepanned

;

trepanning

archaic

  1. transitive verb

  2. :  entrap, lure

First Known Use of trepan

circa 1656

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alleviate

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to relieve or lessen

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trepan

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