trephination

play
noun treph·i·na·tion \ˌtre-fə-ˈnā-shən\

Definition of trephination

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

1874

First Known Use of trephination

1874


Medical Dictionary

trephination

play
noun treph·i·na·tion \ˌtref-ə-ˈnā-shən\

Medical Definition of trephination

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


Seen and Heard

What made you want to look up trephination? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to search out and expose misconduct

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

  • alphabet-magnets
  • Which is the correct spelling?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ