trepanned; trepanning
Definition of trepan
(Entry 1 of 4)
1
: to use a trephine on (the skull)
2
: to remove a disk or cylindrical core (as from metal for testing)
trepan
noun (1)Definition of trepan (Entry 2 of 4)
: a heavy tool used in boring mine shafts
trepan
noun (2)trepan
verb (2)
trepanned; trepanning
Definition of trepan (Entry 4 of 4)
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Merriam-Webster unabridged
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Time Traveler for trepan
The first known use of trepan was in the 15th century
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