cortical
adjective
cor·ti·cal
ˈkȯr-ti-kəl 
1
: of, relating to, or consisting of cortex
2
: involving or resulting from the action or condition of the cerebral cortex
Examples of cortical in a Sentence
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Megan's daughter, Bronte Henfling, said that even getting her mother to a new environment that was not a medical appointment to discuss her posterior cortical atrophy felt good.
—
ABC News, 8 Mar. 2026
To overcome that issue, a team at University of California, San Francisco grew cortical organoids from human stem cells alongside separate organoids made of blood-vessel cells.
—The Week Us, TheWeek, 10 Feb. 2026
Rare elephant bone A triangular fragment of dense cortical bone was originally unearthed in the 1990s but remained a mystery for decades.
—Mrigakshi Dixit, Interesting Engineering, 21 Jan. 2026
In this phase, the brain still works to reorganize itself, although that process slows and cortical thickness begins to lessen.
—New Atlas, 25 Nov. 2025
See All Example Sentences for cortical
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ABC News, 8 Mar. 2026
To overcome that issue, a team at University of California, San Francisco grew cortical organoids from human stem cells alongside separate organoids made of blood-vessel cells.
—The Week Us, TheWeek, 10 Feb. 2026
Rare elephant bone A triangular fragment of dense cortical bone was originally unearthed in the 1990s but remained a mystery for decades.
—Mrigakshi Dixit, Interesting Engineering, 21 Jan. 2026
In this phase, the brain still works to reorganize itself, although that process slows and cortical thickness begins to lessen.
—New Atlas, 25 Nov. 2025
See All Example Sentences for cortical
Cite this Entry
“Cortical.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cortical. Accessed 14 Mar. 2026.
Copy CitationMedical Definition
cortical
adjective
cor·ti·cal
ˈkȯrt-i-kəl
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
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