: a curved or rounded projection or division
specifically
: a usually somewhat rounded projection or division of a bodily organ or part
Examples of lobe in a Sentence
the frontal lobe of the brain
Recent Examples on the Web
The possibility still exists of a lobe, or piece, of the tropospheric polar vortex diving south from Canada and into the South and Southeast, sending temperatures plunging well below the levels currently forecast.
—
Andrew Freedman, Axios, 2 Jan. 2025
Forecasters say there's a chance the cold spell could bring with it a lobe of the polar vortex, the strong band of westerly winds that forms above the North Pole every winter and contains a large pool of extremely cold air.
—Rachel Treisman, NPR, 2 Jan. 2025
However, the polar vortex could bring severe weather conditions, with some forecast models suggesting lobes of the system's frigid airs could push far into the southern United States, including Florida, with the potential to disrupt daily life in a state unaccustomed to such cold extremes.
—Dan Perry, Newsweek, 1 Jan. 2025
Changes in core flow between 1970 and 1999 elongated the Canadian lobe, ultimately giving the Siberian lobe the advantage.
—Jack Knudson, Discover Magazine, 26 Dec. 2024
See all Example Sentences for lobe 
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Andrew Freedman, Axios, 2 Jan. 2025
Forecasters say there's a chance the cold spell could bring with it a lobe of the polar vortex, the strong band of westerly winds that forms above the North Pole every winter and contains a large pool of extremely cold air.
—Rachel Treisman, NPR, 2 Jan. 2025
However, the polar vortex could bring severe weather conditions, with some forecast models suggesting lobes of the system's frigid airs could push far into the southern United States, including Florida, with the potential to disrupt daily life in a state unaccustomed to such cold extremes.
—Dan Perry, Newsweek, 1 Jan. 2025
Changes in core flow between 1970 and 1999 elongated the Canadian lobe, ultimately giving the Siberian lobe the advantage.
—Jack Knudson, Discover Magazine, 26 Dec. 2024
See all Example Sentences for lobe
Dictionary Entries Near lobe
Cite this Entry
“Lobe.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lobe. Accessed 21 Jan. 2025.
Copy CitationKids Definition
lobe
noun
: a curved or rounded part
especially
: one that is part of a bodily organ or part
lobed
adjective
ˈlōbd
Medical Definition
lobe
noun
: 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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