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also leu·cot·o·my (lo͞o-kŏt′ə-mē)
n. pl. leu·kot·o·mies also leu·cot·o·mies Chiefly British
A prefrontal lobotomy.

[leuko- (referring to the white matter of the brain) + -tomy.]
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.


(luːˈkɒtəmɪ) or


(Surgery) the surgical operation of cutting some of the nerve fibres in the frontal lobes of the brain for treating intractable mental disorders. See also lobotomy
[C20: from leuco- (with reference to the white brain tissue) + -tomy]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.leucotomy - surgical interruption of nerve tracts to and from the frontal lobe of the brain; often results in marked cognitive and personality changes
psychosurgery - brain surgery on human patients intended to relieve severe and otherwise intractable mental or behavioral problems
transorbital lobotomy - a method of performing prefrontal lobotomy in which the surgical knife is inserted above the eyeball and moved to cut brain fibers
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
This article which consisted of findings of a recent large clinical case series reported in medical literature is constituted for the purpose of screening the four types of the ablative surgical treatment methods (i.e., anterior cingulotomy, anterior capsulotomy, subcaudate tractotomy, limbic leucotomy) and their safety and efficacy in patients with TRMD.
In this novel, the destruction of Daphne Withers' unique point of view via leucotomy suggests a prevision of a broader collapse of humanity, a return to a state in which life, as Toby Withers states, 'isn't civilised.
Surgeries such as anterior cingulotomy, anterior capsulotomy, subcaudate tractotomy, and limbic leucotomy have been shown to effectively reduce depressive symptoms.
The hospital cancelled the leucotomy they had scheduled for her, due to her talent and success.
Due to Moniz and Lima, the frontal leucotomy technique evolved, by introducing a new instrument, leukotome.
Moreover, the patient met predefined exclusion criteria referring to absence of leucotomy, neurological disability, and alcohol or drug addiction.
From 1935 to 1936, Moniz perfected a procedure he called the 'prefrontal leucotomy'.