tre·phine (tr -f n )n. A surgical instrument having circular, sawlike edges, used to cut out disks of bone, usually from the skull. tr.v. tre·phined, tre·phin·ing, tre·phines To operate on with a trephine. [French tréphine, from obsolete English trefine, from Latin tr  s fns, three ends : trs, three; see trei- in Indo-European roots + fns, pl. of fnis, end.]treph  i·nation (tr f -n shn) n. |
trephine [trɪˈfiːn]
n
(Medicine / Surgery) a surgical sawlike instrument for removing circular sections of bone, esp from the skull
vb
(Medicine / Surgery) (tr) to remove a circular section of bone from (esp the skull) Also called trepan
[from French tréphine, from obsolete English trefine trepan1, allegedly from Latin trēs fīnēs literally: three ends; influenced also by English trepane trepan1]
trephination [ˌtrɛfɪˈneɪʃən] n
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. |  trephine - a surgical instrument used to remove sections of bone from the skullsurgical instrument - a medical instrument used in surgery |
| Verb | 1. |  trephine - operate on with a trephine operate on, operate - perform surgery on; "The doctors operated on the patient but failed to save his life" |
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