pal·​li·​al ˈpa-lē-əl How to pronounce pallial (audio)
: of, relating to, or produced by the mantle of a mollusk or brachiopod
: of or relating to the cerebral cortex

Example Sentences

Recent Examples on the Web Whereas some researchers are confident that most of the bird pallium is similar to some cortical layers or cell types, others contend that most of it is only analogous to the amygdala and other noncortical pallial areas. Onur Güntürkün, Scientific American, 1 Jan. 2020 For example, keas (a type of parrot found in New Zealand) have 1.28 billion pallial neurons, ravens possess 1.2 billion and chimpanzees have 7.4 billion neurons, although research could not evince systematic cognitive differences among them. Onur Güntürkün, Scientific American, 1 Jan. 2020 The experimental technique relied on the pallial nerve, which lies just inside the cephalopod mantle cavity, transmitting signals from the mantle to the brain and back. Danna Staaf, Science | AAAS, 4 Apr. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'pallial.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History


New Latin pallium

First Known Use

1836, in the meaning defined at sense 1

Time Traveler
The first known use of pallial was in 1836

Dictionary Entries Near pallial

Cite this Entry

“Pallial.” Dictionary, Merriam-Webster, Accessed 24 Mar. 2023.

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