[trɪˈfiːn], (Noun)

Definitions:
- a hole saw used in surgery to remove a circle of tissue or bone


Phrases:

Origin:
early 17th century: from Latin tres fines ‘three ends’, apparently influenced by trepan

[trɪˈfiːn], (Verb)

Definitions:
- operate on with a trephine


Phrases:

Origin:
early 17th century: from Latin tres fines ‘three ends’, apparently influenced by trepan