thunderstorm

noun

thun·​der·​storm ˈthən-dər-ˌstȯrm How to pronounce thunderstorm (audio)
Synonyms of thunderstormnext
: a storm accompanied by lightning and thunder

Examples of thunderstorm in a Sentence

There are thunderstorms in the forecast. The weather service has issued a severe thunderstorm warning.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Chance of lightning increases as a thunderstorm approaches and peaks when the storm is overhead. Nc Weather Bot, Charlotte Observer, 5 Apr. 2026 The likelihood of lightning increases as a thunderstorm gets closer and reaches its highest point when the storm is directly overhead. Star-Telegram Weather Bot, Fort Worth Star-Telegram, 4 Apr. 2026 First, a warm Easter Sunday morning is in store for the eastern seaboard before the cold front comes through, bringing a band of heavy rain and thunderstorms that will move from the Appalachians to the Atlantic Coast. Doyle Rice, USA Today, 4 Apr. 2026 Most of Friday will remain relatively quiet, with dry conditions through the early to mid-afternoon and only a slight chance for isolated showers or thunderstorms. April 3, CBS News, 3 Apr. 2026 See All Example Sentences for thunderstorm

Word History

First Known Use

1652, in the meaning defined above

Time Traveler
The first known use of thunderstorm was in 1652

Browse Nearby Words

Cite this Entry

“Thunderstorm.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/thunderstorm. Accessed 6 Apr. 2026.

Kids Definition

thunderstorm

noun
thun·​der·​storm -ˌstȯ(ə)rm How to pronounce thunderstorm (audio)
: a storm accompanied by lightning and thunder
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