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1

trepan

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transitive verb tre·pan \tri-ˈpan\

Definition of trepan

tre·pannedtre·pan·ning

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

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

trep·a·na·tion play \ˌtre-pə-ˈnā-shən\ noun


Origin 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 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

play
noun tre·pan \tri-ˈpan\

Definition of trepan

  1. 1 archaic :  trickster

  2. 2 archaic :  a deceptive device :  snare



Origin of trepan

origin unknown


First Known Use: 1641


4

trepan

play
transitive verb tre·pan \tri-ˈpan\

Definition of trepan

tre·pannedtre·pan·ning

archaic

  1. :  entrap, lure



Circa 1656

First Known Use of trepan

circa 1656


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