# trephine

> English word · Noun · IPA /tɹɪˈfaɪn/

## Definitions
1. A surgical instrument with a cylindrical blade used to remove a circular section of tissue, such as bone or cornea; a trepan.

## Etymology
Borrowed from French tréphine, from Latin trepanum, from Ancient Greek τρύπανον (trúpanon, “auger, borer”). Doublet of trepan.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/trephine