Also found in: Thesaurus, Medical, Encyclopedia, Wikipedia.
A surgical instrument with a cylindrical saw usually used for removing a disk of bone, especially from the skull, or for removing corneal tissue.
tr.v. tre·phined, tre·phin·ing, tre·phines
To operate on with a trephine.
[French tréphine, from obsolete English trefine, from Latin trēs fīnēs, three ends : trēs, three; see trei- in Indo-European roots + fīnēs, pl. of fīnis, end.]
treph′i·na′tion (trĕf′ə-nā′shən) n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Switch to new thesaurus
|Noun||1.||trephination - an operation that removes a circular section of bone from the skull|
surgical operation, surgical procedure, surgical process, surgery, operation - a medical procedure involving an incision with instruments; performed to repair damage or arrest disease in a living body; "they will schedule the operation as soon as an operating room is available"; "he died while undergoing surgery"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
n. trefinación, acto de cortar un tejido o un hueso con un corte circular o de disco, operación gen. efectuada en el cráneo.
English-Spanish Medical Dictionary © Farlex 2012