cor·​ti·​cal | \ ˈkȯr-ti-kəl How to pronounce cortical (audio) \

Definition of cortical

1 : of, relating to, or consisting of cortex
2 : involving or resulting from the action or condition of the cerebral cortex

Keep scrolling for more

Other Words from cortical

cortically \ ˈkȯr-​ti-​k(ə-​)lē How to pronounce cortically (audio) \ adverb

Examples of cortical in a Sentence

Recent Examples on the Web

With displaced, there is no — or a minimal amount of — cortical disruption of the bone. Patrick May, The Mercury News, "Kevon Looney injured: What the heck is a ‘non-displaced first costal cartilage fracture’?," 5 June 2019 Meanwhile, in the decimated lab, Bernard recovers somewhat after Elsie injects him with cortical fluid., "Westworld Season 2, Episode 4 Recap: "The Riddle Of The Sphinx"," 14 May 2018 Its physical substrate, the thalamo-cortical complex that provides consciousness with its highly elaborate content, begins to be in place between the 24th and 28th week of gestation. Jennifer Wright, Harper's BAZAAR, "Why the Abortion Movie Unplanned Is Factually Incorrect," 16 Apr. 2019 That includes evidence suggesting meditation may protect the brain from normal cortical thinning (a sign of cognitive aging) and improve cognitive performance in elderly people. Carolyn L. Todd, SELF, "What Meditation Can—and Can’t—Do for Your Health," 11 Sep. 2018 Something felt unbalanced, as if a stealth assault had been made on the limbic system, the lacy cortical network that forms the architecture of our primal needs and emotions: pleasure, anger, fear. Guy Trebay, Condé Nast Traveler, "In the Heart of Navajo Lands," 19 Oct. 2018 The latest is called cortical spreading depression, which refers to a spontaneous electrical wave that travels through the brain’s cortex. Tony Dajer, Discover Magazine, "Vertigo, Panic and Trouble Breathing: What's Going On Here?," 19 Oct. 2018 Their plan to pose as Chinese envoys very predictably fails, especially since the Shogun appears to be pulling a Bernard and leaking cortical fluid out of his ears., "Westworld Season 2, Episode 5 Recap: Maeve vs. Dolores," 21 May 2018 Their minds are stored on plastic eggs swimming in an artificial cortical soup in their heads, easily swapped out or updated whenever necessary. David Sims, The Atlantic, "Westworld and the Question of Immortality," 13 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'cortical.' 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 cortical

1671, in the meaning defined at sense 1

Keep scrolling for more

Learn More about cortical

Statistics for cortical

Last Updated

15 Jun 2019

Look-up Popularity

Time Traveler for cortical

The first known use of cortical was in 1671

See more words from the same year

Keep scrolling for more

More Definitions for cortical


cor·​ti·​cal | \ ˈkȯrt-i-kəl How to pronounce cortical (audio) \

Medical Definition of cortical

1 : of, relating to, or consisting of cortex cortical tissue
2 : involving or resulting from the action or condition of the cerebral cortex cortical blindness

Other Words from cortical

cortically \ -​k(ə-​)lē How to pronounce cortically (audio) \ adverb

More from Merriam-Webster on cortical

Rhyming Dictionary: Words that rhyme with cortical

Britannica English: Translation of cortical for Arabic Speakers

Comments on cortical

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


to take the place or position of

Get Word of the Day daily email!

Test Your Vocabulary

Words for Summer: A Quiz

  • a closeup of a sunflower
  • Which of the following words means “of or relating to summer”?
True or False

Test your knowledge - and maybe learn something along the way.


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

Love words? Need even more definitions?

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