paleencephalon
[ pey-lee-en-sef-uh-lon; especially British pal-ee- ]
/ ˌpeɪ li ɛnˈsɛf əˌlɒn; especially British ˌpæl i- /
noun, plural pa·le·en·ceph·a·la [pey-lee-en-sef-uh-luh; especially British pal-ee-] /ˌpeɪ li ɛnˈsɛf ə lə; especially British ˌpæl i-/.
(no longer in technical use) the more primitive part of the brain in the evolutionary development of animals, including all parts except the cerebral cortex and its related structures.
Also
paleoencephalon.
Compare
neencephalon.
Origin of paleencephalon
From New Latin, dating back to 1915–20; see origin at
pale-,
encephalon
Words nearby paleencephalon
pale western cutworm,
pale-,
pale-dry,
palea,
palearctic,
paleencephalon,
paleethnology,
paleface,
palembang,
palencia,
palenque