psychosurgery (redirected from psychosurgical)

psy·cho·sur·ger·y  (sk-sûrj-r)

n. pl. psy·cho·sur·ger·ies

Brain surgery used to treat severe, intractable mental or behavioral disorders.

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psycho·surgeon (-sûrjn) n.

psycho·surgi·cal (-j-kl) adj.

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psychosurgery

the use of brain surgery to treat mental disorders. — psychosurgeon, n.

See also: Brain

Thesaurus

Noun

1.

psychosurgery - brain surgery on human patients intended to relieve severe and otherwise intractable mental or behavioral problems brain surgery - any surgical procedure involving the brain amygdalotomy - psychosurgery in which amygdaloid fibers that mediate limbic system activity are severed (in cases of extreme uncontrollable violence) callosectomy, callosotomy - severing the corpus callosum so that communication between the cerebral hemispheres is interrupted (in cases of severe intractable epilepsy) frontal lobotomy, leucotomy, leukotomy, lobotomy, prefrontal leucotomy, prefrontal leukotomy, prefrontal lobotomy - surgical interruption of nerve tracts to and from the frontal lobe of the brain; often results in marked cognitive and personality changes