'Trephine' definitions:
Definition of 'trephine'
From: WordNet
noun
A surgical instrument used to remove sections of bone from the skull [syn: trepan, trephine]
verb
Operate on with a trephine
Definition of 'Trephine'
From: GCIDE
- Trephine \Tre*phine"\ (?; 277), n. [A dim. of 1st trepan: cf. F. tr['e]phine.] (Surg.) An instrument for trepanning, being an improvement on the trepan. It is a circular or cylindrical saw, with a handle like that of a gimlet, and a little sharp perforator called the center pin. [1913 Webster]
Definition of 'Trephine'
From: GCIDE
- Trephine \Tre*phine"\, v. t. [imp. & p. p. Trephined; p. pr. & vb. n. Trephining.] To perforate with a trephine; to trepan. [1913 Webster]