Definition of palaeencephalon in English:

palaeencephalon

(also palaeëncephalon, paleencephalon, paleoencephalon)

noun

Psychology
  • A phylogenetically older portion of the vertebrate brain, as contrasted with the neencephalon.

Origin

Early 20th century. From German Palaeencephalon from palaeo- + Encephalon.

Pronunciation

palaeencephalon

/ˌpeɪlɪɛnˈsɛfəlɒn//ˌpalɪɛnˈsɛfəlɒn/