paleocortex

noun

pa·leo·cor·tex

variants: or British palaeocortex \ -ˈkȯr-ˌteks

plural paleocortices\ -ˈkȯrt-ə-ˌsēz

\ or paleocortexes

Medical Definition of paleocortex

: the part of the cerebral cortex that is evolutionarily older than the neocortex and that is composed especially of the olfactory cortex