trephine

noun tre·phine \ ˈtrē-ˌfīn \

Definition of trephine

: a surgical instrument for cutting out circular sections (as of bone or corneal tissue)

trephine

transitive verb

Origin and Etymology of trephine

French tréphine, from obsolete English trefine, trafine, from Latin tres fines three ends, from tres three + fines, plural of finis end — more at three


Medical Dictionary

1

trephine

noun tre·phine \ ˈtrē-ˌfīn \

medical Definition of trephine

: a surgical instrument for cutting out circular sections (as of bone or corneal tissue)

2

trephine

transitive verb tre·phine \ ˈtrē-ˌfīn , tri-ˈ \

medical Definition of trephine

trephined; trephining
: to operate on with or extract by means of a trephine

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