O OneWordDaily
AI-generated image
Word of the Day Wednesday, June 10, 2026

trephine

/ˈtrɛfɪn/ noun · British & US
Valid in UKValid in US
Share WhatsApp

What does trephine mean?

noun

A surgical instrument used to remove a portion of the skull, especially in the treatment of head injuries or diseases. A tool used to hollow out or scoop out a material, such as wood or stone.

Example

"The surgeon used a trephine to relieve the pressure on the patient's brain."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for trephine

Rhymes with trephine

Etymologically related