trepanation
(trɛpəˈneɪʃən)
[f. trepan v.1 + -ation; cf. F. trépanation (14th c. in tr. of Lanfranc).]
The operation of trepanning; perforation of a bone, esp. of the skull, by a trepan.
| c 1400 Lanfranc's Cirurg. 126 & þese, in as myche as touchinge trepanacioun, worchiþ best. 1597 A. M. tr. Guillemeau's Fr. Chirurg. 56 b/2 Opinione of Avicenna touchinge trepanatione. 1882 Athenæum 16 Dec. 817/2 Numerous cases of surgical and posthumous trepanation. |