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cumulonimbus
noun
cu·mu·lo·nim·bus
ˈkyü-myə-(ˌ)lō-ˈnim-bəs
: cumulus cloud having a low base and often spread out in the shape of an anvil extending to great heights see cloud illustration
Examples of cumulonimbus in a Sentence
Recent Examples on the Web
Lightning flashed around her as she was tossed about inside the enormous, pitch-black cumulonimbus cloud that had swallowed her.
—Ewa Wiśnierska, Peoplemag, 18 Sep. 2024
How hail forms Hail forms inside cumulonimbus clouds, which also produce thunder and lightning.
—Janet Loehrke, USA TODAY, 16 June 2024
The phenomenon can be caused by pockets of hot air rising, or weather systems such as cumulonimbus clouds.
—TIME, 21 May 2024
Hail forms inside cumulonimbus clouds, which produce severe weather, including thunder, lightning and heavy rain.
—John Tufts, The Indianapolis Star, 6 May 2024
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Word History
Etymology
New Latin
First Known Use
1887, in the meaning defined above
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Cite this Entry
“Cumulonimbus.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cumulonimbus. Accessed 10 Dec. 2024.
Kids Definition
cumulonimbus
noun
cu·mu·lo·nim·bus
ˌkyü-myə-lō-ˈnim-bəs
: a cumulus cloud that has a low base and that is often spread out in the shape of an anvil extending to great heights
More from Merriam-Webster on cumulonimbus
Britannica.com: Encyclopedia article about cumulonimbus
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