Definition of neopallium in US English:

neopallium

noun

Anatomy
  • The dorsolateral expansion of the telencephalon forming the non-olfactory portion of the cerebral hemisphere of the higher vertebrates, especially mammals.

Origin

Early 20th century. From neo- + pallium.

Pronunciation

neopallium

/ˌnɪə(ʊ)ˈpalɪəm/