frontal lobe

noun

: the anterior division of each cerebral hemisphere

Examples of frontal lobe in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
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, 20 Mar. 2025 Players mature differently, though — and frontal lobes can still develop by 25. Liam Tharme, The Athletic, 18 Mar. 2025 Prefrontal cortex: This area is at the front of the frontal lobe and controls planning and maintaining social interactions. Heidi Moawad, Verywell Health, 31 Dec. 2024 Motor strip: This region is located at the back of the frontal lobe and controls initiation of voluntary motor movement. Heidi Moawad, Verywell Health, 31 Dec. 2024 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 23 Mar. 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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