| 释义 |
WordReference Random House Unabridged Dictionary of American English © 2024tre•phine (tri fīn′, -fēn′),USA pronunciation n., v., -phined, -phin•ing. [Surg.]n. - a small circular saw with a center pin mounted on a strong hollow metal shaft to which is attached a transverse handle: used in surgery to remove circular disks of bone from the skull.
v.t. - to operate upon with a trephine.
- 1620–30; spelling, spelled variant of trefine, origin, originally trafine, blend of, blended trapan (variant of trepan1) and Latin phrase trēs fīnēs three ends (the inventor's explanation)
Collins Concise English Dictionary © HarperCollins Publishers:: trephine /trɪˈfiːn/ n - a surgical sawlike instrument for removing circular sections of bone, esp from the skull
vb - (transitive) to remove a circular section of bone from (esp the skull)
Also called: trepan Etymology: 17th Century: from French tréphine, from obsolete English trefine trepan1, allegedly from Latin trēs fīnēs literally: three ends; influenced also by English trepane trepan1trephination /ˌtrɛfɪˈneɪʃən/ n |