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Word of the Day Tuesday, June 9, 2026

cumulonimbus

/kʌmjʊloʊˈnaɪm.bʌs/ noun · British & US
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What does cumulonimbus mean?

noun

A large, dense, and towering cloud that can produce heavy rain, thunderstorms, and strong winds. It is a type of cloud that can reach heights of over 10,000 meters (33,000 feet).

Example

"The cumulonimbus cloud was so massive that it blocked out the sun and caused a sudden drop in temperature."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for cumulonimbus

Antonyms of cumulonimbus

Rhymes with cumulonimbus

Etymologically related