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Origin and Etymology of trepan
Middle English, from trepane trephine
noun
tre·pan
\ˈtrē-ˌpan, tri-ˈpan\
Definition of trepan
: 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
Origin and Etymology of trepan
origin unknown
First Known Use of trepan
circa 1656
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