neocortex

noun

neo·​cor·​tex ˌnē-ō-ˈkȯr-ˌteks How to pronounce neocortex (audio)
: the large 6-layered dorsal region of the cerebral cortex that is unique to mammals
broadly : the mammalian cerebral cortex

Examples of neocortex in a Sentence

Recent Examples on the Web The Past Human brain cells made fewer genetic mistakes than Neanderthals’ Despite the fact that both species shared a similarly large neocortex, scientists still have many questions about how closely the function of their brains resembled our own. Big Think, 24 June 2024 In addition, the project is developing AI based on the neocortex’s reliance on reference frames. IEEE Spectrum, 17 June 2024 The human brain is very different from the brain of a lamprey, but in both species the neocortex—the outer layers of the brain—is divided into two mirror-image hemispheres. Carl Zimmer, Discover Magazine, 19 Aug. 2014 After three to five weeks, the team would collect PET scans of the synapses in each person’s neocortex and hippocampus. WIRED, 26 Oct. 2023 See all Example Sentences for neocortex 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'neocortex.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

borrowed from German Neocortex, from neo- neo- + Cortex cortex; from its being the cortex of the phylogenetically most recently developed part of the brain

First Known Use

1909, in the meaning defined above

Time Traveler
The first known use of neocortex was in 1909

Dictionary Entries Near neocortex

Cite this Entry

“Neocortex.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/neocortex. Accessed 21 Jul. 2024.

Medical Definition

neocortex

noun
neo·​cor·​tex ˌnē-ō-ˈkȯr-ˌteks How to pronounce neocortex (audio)
plural neocortices -ˈkȯrt-ə-ˌsēz How to pronounce neocortex (audio) or neocortexes
: the large 6-layered dorsal region of the cerebral cortex that is unique to mammals
broadly : the mammalian cerebral cortex

More from Merriam-Webster on neocortex

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