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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Leaders must train their prefrontal cortex to stay calm under pressure and turn tough feedback into adaptive learning.
—
Expert Panel®, Forbes.com, 23 June 2025
Imaging studies show that after just one night of sleep deprivation, the prefrontal cortex, which is responsible for decision-making and impulse control, has reduced activity.
—Joanna Fong-Isariyawongse, The Conversation, 16 June 2025
This chemical cascade can shrink the hippocampus (memory center), activate the amygdala (fear response system), weaken connections between brain cells and reduce activity in the prefrontal cortex, which controls rational thinking.
—Arpit Jain, Forbes.com, 19 May 2025
Women’s bodies see more activation in the left prefrontal cortex of the brain when under stress than men’s and a higher activation of the amygdala.
—Carmen Rios, Flow Space, 12 May 2025
See All Example Sentences for prefrontal cortex
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Expert Panel®, Forbes.com, 23 June 2025
Imaging studies show that after just one night of sleep deprivation, the prefrontal cortex, which is responsible for decision-making and impulse control, has reduced activity.
—Joanna Fong-Isariyawongse, The Conversation, 16 June 2025
This chemical cascade can shrink the hippocampus (memory center), activate the amygdala (fear response system), weaken connections between brain cells and reduce activity in the prefrontal cortex, which controls rational thinking.
—Arpit Jain, Forbes.com, 19 May 2025
Women’s bodies see more activation in the left prefrontal cortex of the brain when under stress than men’s and a higher activation of the amygdala.
—Carmen Rios, Flow Space, 12 May 2025
See All Example Sentences for prefrontal cortex
Cite this Entry
“Prefrontal cortex.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/prefrontal%20cortex. Accessed 30 Jun. 2025.
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