paleencephalon

[ pey-lee-en-sef-uh-lon; especially British pal-ee- ]

/ ˌpeɪ li ɛnˈsɛf əˌlɒn; especially British ˌpæl i- /

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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.

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Also paleoencephalon.

Compare neencephalon.

Origin of paleencephalon

First recorded in 1915–20; from New Latin; see origin at pale-, encephalon

Words nearby paleencephalon

pale, palea, palearctic, pale chrysanthemum aphid, pale-dry, paleencephalon, paleethnology, paleface, Pale Horse, Pale Horse, Pale Rider, Palembang