frontal lobe

noun

: the anterior division of each cerebral hemisphere

Examples of frontal lobe in a Sentence

Recent Examples on the Web
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The diagnosis of frontotemporal dementia, a brain disorder caused by degeneration of the brain's frontal lobe, comes nearly a year after Willis' family confirmed the movie icon, now 67, was stepping away from acting due to an aphasia diagnosis. Edward Segarra, USA Today, 28 Aug. 2025 Six years later, scientists at Yale showed that at the precise moment of conscious awareness of stimuli, a wave of electrical activity flows from the visual cortex located at the rear of the brain to the frontal lobes. Big Think, 20 Aug. 2025 A lot of this [EP] is really around my frontal lobe developing. Ilana Kaplan, People.com, 1 Aug. 2025 The key to a mindset that welcomes feedback is to extract a positive element from the negative feedback, allowing the brain’s activity to shift from the amygdala to the frontal lobes. Expert Panel®, Forbes.com, 27 June 2025 See All Example Sentences for frontal lobe

Word History

First Known Use

1827, in the meaning defined above

Time Traveler
The first known use of frontal lobe was in 1827

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Cite this Entry

“Frontal lobe.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/frontal%20lobe. Accessed 8 Sep. 2025.

Medical Definition

frontal lobe

noun
: the anterior division of each cerebral hemisphere having its lower part in the anterior fossa of the skull and bordered behind by the central sulcus

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