\ ˈlōb How to pronounce lobe (audio) \

Definition of lobe

: a curved or rounded projection or division specifically : a usually somewhat rounded projection or division of a bodily organ or part

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Examples of lobe in a Sentence

the frontal lobe of the brain
Recent Examples on the Web This prompts problems with the thought processes and behavior controlled by these lobes, according to the NINDS. 2. Carolyn L. Todd, SELF, "8 Things to Know About Frontotemperal Degeneration," 25 Oct. 2019 Outlines of Ovda Fluctus flow lobes have fractal dimensions consistent with basaltic pahoehoe lavas. Fox News, "Venus was made of lava and was not 'Earth-like' after all, stunning study says," 15 Oct. 2019 His family said the cause was complications of frontotemporal lobe degeneration. BostonGlobe.com, "But as part of a plan conceived by Freddie Gershon, a music executive, and joined by Mr. Swid and another partner, Ira Smith, a revamped SESAC would find ways to pay songwriters more.," 11 Oct. 2019 There are five lobes in the lungs, three on the right and two on the left, Flores explained. Ashley Welch, CBS News, "What Ruth Bader Ginsburg's lung surgery means," 21 Dec. 2018 There are references to dopamine and brain lobes, grounding his emotional issues in biology. Spencer Kornhaber, The Atlantic, "The Real Message Behind Justin Bieber’s Drug Confession," 5 Sep. 2019 The western side of that glacial lobe had been showing signs of calving within the past few days. Author: Madeline Mcgee, Anchorage Daily News, "Alaska glacier where boaters were found dead had recently become prone to calving, guide says," 2 Aug. 2019 That means a sheet or mound of volcanic rock, in which all these tiny compasses align, would have a strong magnetic anomaly—and that’s just what the team saw when scanning the lobes. National Geographic, "Six underwater volcanoes found hiding in plain sight," 2 Aug. 2019 One disadvantage is that the universe’s mirror-image lobes meet at a singularity, a pinch in space-time that requires the unknown quantum theory of gravity to understand. Natalie Wolchover, WIRED, "Cosmologists Clash Over the Beginning of the Universe," 16 June 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'lobe.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of lobe

1541, in the meaning defined above

History and Etymology for lobe

Middle French, from Late Latin lobus, from Greek lobos

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Statistics for lobe

Last Updated

16 Nov 2019

Cite this Entry

“Lobe.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/lobe. Accessed 13 December 2019.

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More Definitions for lobe


How to pronounce lobe (audio)

English Language Learners Definition of lobe

: a curved or rounded part of something (such as a leaf or a part of the body)


\ ˈlōb How to pronounce lobe (audio) \

Kids Definition of lobe

: a rounded part a lobe of a leaf the lobe of the ear

Other Words from lobe

lobed \ ˈlōbd \ adjective


\ ˈlōb How to pronounce lobe (audio) \

Medical Definition of lobe

: a curved or rounded projection or division: as
a : a more or less rounded projection of a body organ or part the lobe of the ear
b : a division of a body organ (as the brain, lungs, or liver) marked off by a fissure on the surface

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More from Merriam-Webster on lobe

Rhyming Dictionary: Words that rhyme with lobe

Spanish Central: Translation of lobe

Nglish: Translation of lobe for Spanish Speakers

Britannica English: Translation of lobe for Arabic Speakers

Britannica.com: Encyclopedia article about lobe

Comments on lobe

What made you want to look up lobe? Please tell us where you read or heard it (including the quote, if possible).


easily led, controlled, or managed

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