cortical

adjective

cor·​ti·​cal ˈkȯr-ti-kəl How to pronounce cortical (audio)
1
: of, relating to, or consisting of cortex
2
: involving or resulting from the action or condition of the cerebral cortex
cortically adverb

Examples of cortical in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
For those with disease onset before the age of 12, the main symptoms include seizures, cognitive regression, motor impairment, cortical visual loss, feeding difficulties and liver dysfunction. William Lambers, Newsweek, 10 Mar. 2025 Remember: some whales have brain volumes three times larger than adult humans, larger cortical areas, and lower – but comparable – neuron counts. Mary Lou Jepsen John Ryan, WIRED, 29 Dec. 2019 One of the most striking findings was a widespread reduction in gray matter volume (GMV) and cortical thickness across most areas of the cerebral cortex. William A. Haseltine, Forbes, 10 Jan. 2025 Siracusa says this may be because animals lack a very sophisticated prefrontal cortical function necessary for long-term planning. Mack Degeurin, Popular Science, 15 Jan. 2025 See All Example Sentences for cortical

Word History

First Known Use

1671, in the meaning defined at sense 1

Time Traveler
The first known use of cortical was in 1671

Cite this Entry

“Cortical.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cortical. Accessed 3 Apr. 2025.

Medical Definition

cortical

adjective
cor·​ti·​cal ˈkȯrt-i-kəl How to pronounce cortical (audio)
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
cortically adverb
Last Updated: - Updated example sentences
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