neocerebellum

noun
neo·​cer·​e·​bel·​lum | \ -ˈbel-əm How to pronounce neocerebellum (audio) \
plural neocerebellums or neocerebella\ -​ˈbel-​ə How to pronounce neocerebella (audio) \

Medical Definition of neocerebellum

: the phylogenetically youngest part of the cerebellum associated with the cerebral cortex in the integration of voluntary limb movements and comprising most of the cerebellar hemispheres and the superior vermis — compare paleocerebellum