thun·​der·​cloud | \ ˈthən-dər-ˌklau̇d How to pronounce thundercloud (audio) \

Definition of thundercloud

: a cloud charged with electricity and producing lightning and thunder

Examples of thundercloud in a Sentence

We watched the gathering thunderclouds.
Recent Examples on the Web Her gesture cut through the dispiriting circumstances, like a ray of sun through a dark thundercloud. Spencer Case, National Review, 20 Feb. 2020 For hundreds of millions of years, thunderclouds and their lightning have been natural partners to fire. Matt Simon, Wired, 6 Jan. 2020 Though lightning had been suspected to play a role, the thundercloud energies observed in previous experiments were not great enough to explain the terrestrial gamma-ray flashes. Adam Mann, National Geographic, 23 Apr. 2019 Spall’s Turner is irascible and uncommunicative, seemingly a thundercloud charged with negativity. Stephanie Zacharek, Time, 14 Nov. 2019 On a recent October afternoon as thunderclouds loomed on the horizon, Florsheim canvassed in the Bretton Road neighborhood. Kathleen Mcwilliams,, 28 Oct. 2019 Because two warm bodies surround the peninsula, and the sea breeze brings hot air inland, towering thunderclouds form. Caitlin O'kane, CBS News, 12 June 2019 Gupta wondered if that property could be used to calculate how much energy the thunderclouds contained. Adam Mann, National Geographic, 23 Apr. 2019 One set of landscapes shows the sublime, such as Joseph Mallord William Turner’s etching of the Scottish Highlands with roiling thunderclouds. Edward Rothstein, WSJ, 13 Nov. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'thundercloud.' 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 thundercloud

1697, in the meaning defined above

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Time Traveler for thundercloud

Time Traveler

The first known use of thundercloud was in 1697

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Statistics for thundercloud

Cite this Entry

“Thundercloud.” Dictionary, Merriam-Webster, Accessed 14 Jun. 2021.

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More Definitions for thundercloud



English Language Learners Definition of thundercloud

: a large, dark cloud that produces lightning and thunder


thun·​der·​cloud | \ ˈthən-dər-ˌklau̇d How to pronounce thundercloud (audio) \

Kids Definition of thundercloud

: a dark storm cloud that produces lightning and thunder


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