amygdalotomy

noun
amyg·​da·​lot·​o·​my | \ ə-ˌmig-də-ˈlät-ə-mē How to pronounce amygdalotomy (audio) \
plural amygdalotomies

Medical Definition of amygdalotomy

: destruction of part of the amygdala of the brain (as for the control of epilepsy) especially by surgical incision