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.
As a 25-year-old, now proud owner of a frontal lobe. — Scott M. Reid, Oc Register, 11 Feb. 2026 Venus and Pluto’s clash pushes someone front and center in your frontal lobe. — Usa Today, USA Today, 3 Apr. 2026 In fact, many teens seem to have deep concerns over AI chatbots rotting their frontal lobes. — Joe Wilkins, Futurism, 16 Apr. 2026 The frontal lobe, which plays a major role in working memory, depends on sleep to function properly. — Stephanie Anderson Witmer, Health, 8 June 2026 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

Rhymes for frontal lobe

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Browse Nearby Words

frontality
frontal lobe
frontal nasal spine
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Cite this Entry

“Frontal lobe.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/frontal%20lobe. Accessed 7 Jul. 2026.

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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

More from Merriam-Webster on frontal lobe

Britannica.com: Encyclopedia article about frontal lobe

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