prefrontal lobotomy


noun

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 of prefrontal lobotomy

First recorded in 1935–40

Medical definitions for frontal lobotomy

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.