• synonyms


[pey-lee-oh-kawr-teks; especially British pal-ee-]
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noun Anatomy.
  1. the olfactory region of the brain.
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Origin of paleocortex

First recorded in 1905–10; paleo- + cortex
Related formspa·le·o·cor·ti·cal [pey-lee-oh-kawr-ti-kuh l; especially British pal-ee-] /ˌpeɪ li oʊˈkɔr tɪ kəl; especially British ˌpæl i-/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

paleocortex in Medicine


  1. The phylogenetically oldest part of the cortical mantle of the cerebral hemisphere, represented by the olfactory cortex.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.