paleencephalon

American  

[pay-lee-en-sef-uh-lon, pal-ee-] / ˌpeɪ li ɛnˈsɛf əˌlɒn, ˌpæl i- /

noun

• paleencephala
  plural

1. (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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Other Word Forms

Noun Inflected Forms

• paleencephala
  plural

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Etymology

Origin of paleencephalon

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

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