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cu·mu·lo·nim·bus | \ ˈkyü-myə-(ˌ)lō-ˈnim-bəs 
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\Definition of cumulonimbus
: 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 The clouds typically form as a result of air turbulence within large cumulonimbus structures.
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Travis Fedschun, Fox News, "Clouds glow orange after Oklahoma storm, severe weather impacts Houston as threat shifts to South," 30 Apr. 2020 Cloud nine is a cumulonimbus cloud that can rise to the lofty height of 6.2 miles, as high as a cloud can be.
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Richard Lederer, San Diego Union-Tribune, "The English language always has your number," 19 Oct. 2019 The eyewall is the band or ring of cumulonimbus clouds that surround the eye of the storm.
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Molly Rubin, Quartz, "Hurricane vocabulary: The difference between a typhoon, a cyclone, and a tropical storm," 12 July 2019 The dense cumulonimbus clouds threatened thunder and lightning.
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Denise Coffey, courant.com, "Bernard Dubb Recognized For Skywarn Service," 28 June 2019 Low clouds fall into four divisions: cumulus, stratus, cumulonimbus, and stratocumulus.
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Catherine Zuckerman, National Geographic, "Clouds, explained," 24 Apr. 2019 Would cirrus clouds bring the most apparitions, or cumulonimbus?
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María Gainza, Harper's magazine, "Both Sides Now," 10 May 2019 There was a very tall cloud — probably a cumulonimbus — that was building right along the horizon as the sun was setting.
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Jason Samenow, Washington Post, "This strange shadow was seen in Maryland and Pennsylvania on Saturday," 20 June 2018 Towering cumulonimbus clouds made for magical sunsets, and the warm, yellow rays of sunshine generated rainbows that were seen across Northern Virginia and Montgomery County.
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Angela Fritz, Washington Post, "Beautiful photos of our semi-stormy weekend," 25 June 2018
See MoreThese example sentences are selected automatically from various online news sources to reflect current usage of the word 'cumulonimbus.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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Time Traveler for cumulonimbus
The first known use of cumulonimbus was in 1887
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