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cortex

[kawr-teks] / ˈkɔr tɛks /
NOUN
protective layer
Synonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

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Among those whose frontal cortex tau levels increased, the slow waves became less coordinated, and their ability to retain newly learned information overnight declined.

From Science Daily ● Nov. 5, 2026

Unlike PET scans, the spinal fluid measurements could not identify tau accumulation specifically within the frontal cortex.

From Science Daily ● Nov. 5, 2026

Cells in the dorsal LC that connect to the cortex were particularly active during learning.

From Science Daily ● Oct. 23, 2026

The researchers found a different response in the prefrontal cortex, a brain region essential for thinking, memory, and social behavior.

From Science Daily ● Oct. 18, 2026

About two-thirds of the mass of the human brain is in the cerebral cortex, devoted to intuition and reason.

From "Cosmos" by Carl Sagan

"Both the frontal and posterior temporal cortexes disrupt semantic integration, which we see happen in individuals with various aphasias," Murphy said.

From Science Daily ● Oct. 24, 2023

The hypothesis that a drug could protect other patients’ entorhinal cortexes requires more research.

From New York Times ● May 15, 2023

I think the thing now is the way we are stressed by putting these excessive demands on our very powerful prefrontal cortexes, which I think is more of what makes us human than language.

From Salon ● Dec. 13, 2021

A select number of Americans, it should be noted, don’t even own a flat-screen, tablet or other instrument of destruction delivering all this rottery into our cerebral cortexes.

From Seattle Times ● Aug. 29, 2021

“In fact, it is one of the largest lateral prefrontal cortexes I’ve ever seen. Yet the orbitofrontal cortex is remarkably small. What do these two facts indicate?”

From "Insurgent" by Veronica Roth

Several studies have identified decreases in gray matter volume in key regions such as the frontal and temporal cortices and the hippocampus, which play major roles in memory and decision-making.

From Science Daily ● Oct. 21, 2025

When activity in sensory cortices exceeds a threshold, a global ignition event is triggered across these cortical areas, whereby information is sent to the entire workspace.

From Scientific American ● Sep. 8, 2023

Pleasure and pain are physically mingled in many of the same subcortical regions in your brain, with your insular and cingulate cortices both lighting up and triggering heart-pounding amygdala responses.

From Salon ● Jul. 23, 2023

In one 2022 study, Fani, Harnett and their colleagues reported that among 81 Black women who had experienced trauma, those who reported experiencing more racial discrimination showed proportionally thinner gray matter in the cingulate cortices.

From Washington Post ● Feb. 16, 2023

If such a thing as telepathy existed, one of its glories would be the opportunity for each of us to read the books in the cerebral cortices of our loved ones.

From "Cosmos" by Carl Sagan


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