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prefrontal lobotomy

noun
1.
Surgery. a psychosurgical procedure in which the frontal lobes are separated from the rest of the brain by cutting the connecting nerve fibers.
Also called frontal lobotomy, lobotomy.
Origin
1935-1940
1935-40
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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prefrontal-lobotomy in Medicine

prefrontal lobotomy n.
A lobotomy in which the white fibers that connect the thalamus to the prefrontal and frontal lobes of the brain are severed, performed as a treatment for intense anxiety or violent behavior.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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