trepan

verb (1)
tre·​pan | \ tri-ˈpan How to pronounce trepan (audio) \
trepanned; trepanning

Definition of trepan

 (Entry 1 of 4)

transitive verb

1 : to use a trephine on (the skull)
2 : to remove a disk or cylindrical core (as from metal for testing)

trepan

noun (1)
tre·​pan | \ ˈtrē-ˌpan How to pronounce trepan (audio) , tri-ˈpan \

Definition of trepan (Entry 2 of 4)

: a heavy tool used in boring mine shafts

trepan

noun (2)
tre·​pan | \ tri-ˈpan How to pronounce trepan (audio) \

Definition of trepan (Entry 3 of 4)

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

trepan

verb (2)
tre·​pan | \ tri-ˈpan How to pronounce trepan (audio) \
trepanned; trepanning

Definition of trepan (Entry 4 of 4)

Other Words from trepan

Verb (1)

trepanation \ ˌtre-​pə-​ˈnā-​shən How to pronounce trepan (audio) \ noun

First Known Use of trepan

Verb (1)

15th century, in the meaning defined at sense 1

Noun (1)

circa 1877, in the meaning defined above

Noun (2)

1641, in the meaning defined at sense 1

Verb (2)

circa 1656, in the meaning defined above

History and Etymology for trepan

Verb (1)

Middle English, from trepane trephine

Noun (1)

Middle English trepane trephine, Anglo-French trepan, from Medieval Latin trepanum, from Greek trypanon auger, from trypan to bore

Noun (2)

origin unknown

Learn More About trepan

Time Traveler for trepan

Time Traveler

The first known use of trepan was in the 15th century

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Dictionary Entries Near trepan

trepak

trepan

trepang

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Cite this Entry

“Trepan.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/trepan. Accessed 11 Aug. 2022.

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