- psychosurgery - brain surgery on human patients intended to relieve severe and otherwise intractable mental or behavioral problems
--1 is a kind of brain surgery
--1 has particulars:amygdalotomy; callosotomy, callosectomy; lobotomy, leukotomy, leucotomy, prefrontal lobotomy, prefrontal leukotomy, prefrontal leucotomy, frontal lobotomy