prefrontal cortex

noun

: the gray matter of the anterior part of the frontal lobe that is highly developed in humans and plays a role in the regulation of complex cognitive, emotional, and behavioral functioning

Examples of prefrontal cortex in a Sentence

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At the same time, the prefrontal cortex, responsible for higher-order thinking and decision-making, must work harder to process disfluent speech. Scott Hutcheson, Forbes, 23 Jan. 2025 Stress signaling pathways that impair prefrontal cortex structure and function Sara Novak is a science journalist based in South Carolina. Sara Novak, Discover Magazine, 22 Jan. 2025 Intriguingly, the prefrontal cortex, the seat of high-level rational thinking, had a particularly high concentration of these intrusions. Martin Picard, Scientific American, 3 Jan. 2025 Caffeine stimulates the prefrontal cortex of the brain, the executive function area where our ability to organize, choose where to direct attention, and a host of other important functions happen. Alison Escalante, Forbes, 22 Jan. 2025 See all Example Sentences for prefrontal cortex 

Word History

First Known Use

1892, in the meaning defined above

Time Traveler
The first known use of prefrontal cortex was in 1892

Dictionary Entries Near prefrontal cortex

Cite this Entry

“Prefrontal cortex.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/prefrontal%20cortex. Accessed 22 Feb. 2025.

Medical Definition

prefrontal cortex

noun
: the gray matter of the anterior part of the frontal lobe that is highly developed in humans and plays a role in the regulation of complex cognitive, emotional, and behavioral functioning
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