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1

trepan

verb tre·pan \ tri-ˈpan \

Definition of trepan

trepanned; trepanning
transitive verb
1 :to use a trephine on (the skull)
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

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

Other Mining and Drilling Terms

ore, wildcat

3

trepan

noun tre·pan \ tri-ˈpan \

Definition of trepan

1 archaic :trickster
2 archaic :a deceptive device :snare

Origin and Etymology of trepan

origin unknown

4

trepan

verb tre·pan \ tri-ˈpan \

Definition of trepan

trepanned; trepanning
transitive verb
archaic
:entrap, lure

First Known Use of trepan

circa 1656

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