Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun A prefrontal lobotomy.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun surgery  lobotomy 
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun surgical interruption of nerve tracts to and from the frontal lobe of the brain; often results in marked cognitive and personality changes
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
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Examples
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								Moniz's conclusion was this: "Prefrontal leukotomy is a simple operation, always safe, which may prove to be an effective surgical treatment in certain cases of mental disorder." 
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								Leukotomy/Lobotomy - leukotomy is the surgical operation of interrupting the pathways of white nerve fibers within the brain. 
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								A lobotomy (Greek: lobos: Lobe of brain, tomos: "cut/slice") is a form of psychosurgery, also known as a leukotomy or leucotomy (from Greek leukos: clear or white and tomos meaning "cut/slice"). dailycomic Diary Entry dailycomic 2008 
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								The world's first modern frontal leukotomy is performed in a Lisbon hospital by Portuguese neurologist Antonio Egas Moniz. Wired Top Stories 2008 
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								Moniz's leukotomy (or leucotomy, from the Greek for "cutting white," in this case the brain's white matter) soon became popularly known as the lobotomy. Wired Top Stories 2008 
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								Swayze II, VW: Frontal leukotomy and related psychosurgical procedures in the era before antipsychotics (1935-1954): A historical overview. 
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								In 1936 Moniz published his first report on prefrontal leukotomy. 
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								However, there is no doubt that it really was Moniz who initiated and managed to inspire enthusiasm for the importance of prefrontal leukotomy in the treatment of certain psychoses. 
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								At that time there did not exist any effective treatment whatsoever for schizophrenia, and the leukotomy managed at least to make life more endurable for the patients and their surroundings. 
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								The leukotomy soon achieved a good reputation in, among other countries, 
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