neocortex

noun
neo·​cor·​tex | \ˌnē-ō-ˈkȯr-ˌteks \

Definition of neocortex 

: 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 neocortex itself is involved in higher functions like sensory perception, generation of motor commands and spatial reasoning, conscious thought and even language in humans. Karen Turner, Vox, "Avengers: Infinity War’s superheroes, explained by an evolutionary biologist," 27 Apr. 2018 There are a set of artificial intelligence software programs that are categorized as deep learning and actually simulate the neural networks of the brain’s neocortex and process large, complex data sets and image recognition. Karen Turner, Vox, "Avengers: Infinity War’s superheroes, explained by an evolutionary biologist," 27 Apr. 2018 For instance, the neocortex had begun to expand, reorganizing its functions away from visual processing toward other regions of the brain. Scientific American, "How Has the Human Brain Evolved?," 9 Apr. 2018 The team identified memory cells in the neocortex — the brain’s outer layers, which house long-term memories — within just a day of the shock. Jessica Mcdonald, Discover Magazine, "A Quick Start to Long-Lasting Memories," 1 Feb. 2018 The neocortex is involved in high-level cognition such as self-awareness, problem solving, and intellect. Lina Zeldovich, Smithsonian, "What Will It Take to End International Killer Whale Capture?," 24 Mar. 2017 The hippocampus is then cleared to gather more the next day, while the neocortex decides what to transfer to long-term memory and what to discard. Jeffrey Kluger, Time, "What Your Dreams Actually Mean, According to Science," 12 Sep. 2017 The neocortex, a layer covering the brain, emerged in mammals two hundred million years ago and is organized as a hierarchy of modules. Ray Kurzweil, New York Times, "Ray Kurzweil on How We’ll End Up Merging With Our Technology," 14 Mar. 2017 Physically, the neocortex consists of six layers; CLA mimics this hierarchy. Klint Finley, WIRED, "Out in the Open: Palm Pilot Inventor Wants to Open Source the Human Brain," 28 Oct. 2013

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

See More

First Known Use of neocortex

1909, in the meaning defined above

History and Etymology for neocortex

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

Keep scrolling for more

Learn More about neocortex

Statistics for neocortex

Look-up Popularity

Time Traveler for neocortex

The first known use of neocortex was in 1909

See more words from the same year

Keep scrolling for more

More Definitions for neocortex

neocortex

noun
neo·​cor·​tex | \ˌnē-ō-ˈkȯr-ˌteks \
plural neocortices\-​ˈkȯrt-​ə-​ˌsēz \ or neocortexes

Medical Definition of neocortex 

: 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

Britannica.com: Encyclopedia article about neocortex

Comments on neocortex

What made you want to look up neocortex? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

living or existing for a long time

Get Word of the Day daily email!

Test Your Vocabulary

Late Autumn 2018 Words of the Day Quiz

  • frosted-autumn-leaves
  • Which is a synonym of yahoo?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!