Also found in: Medical.
n, pl -mies
(Medicine) med (formerly) the surgical removal of part of the outer layer of the brain in order to relieve certain psychiatric disorders
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
surgical excision of part of the cerebral cortex, as to provide relief for pain or treat certain mental disorders.See also: Brain
-Ologies & -Isms. Copyright 2008 The Gale Group, Inc. All rights reserved.