meningoencephalocele

noun
me·​nin·​go·​en·​ceph·​a·​lo·​cele | \ -in-ˈsef-ə-lō-ˌsēl How to pronounce meningoencephalocele (audio) \

Medical Definition of meningoencephalocele

: a protrusion of meninges and brain through a defect in the skull