trephination

noun
treph·​i·​na·​tion | \ ˌtre-fə-ˈnā-shən How to pronounce trephination (audio) \

Definition of trephination

: an act or instance of perforating the skull with a surgical instrument

First Known Use of trephination

1874, in the meaning defined above

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The first known use of trephination was in 1874

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Cite this Entry

“Trephination.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/trephination. Accessed 28 May. 2020.

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More Definitions for trephination

trephination

noun
treph·​i·​na·​tion | \ ˌtref-ə-ˈnā-shən How to pronounce trephination (audio) \

Medical Definition of trephination

: an act or instance of using a trephine (as to perforate the skull)

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