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Word of the Day Tuesday, June 9, 2026

underwater

/ˈʌndərˌwɒtər/ adverb, adjective · British & US
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What does underwater mean?

adverb, adjective

Below the surface of the water; submerged in water. Used to describe something that is happening or existing beneath the surface of the water.

Example

"The scuba diver swam underwater to explore the coral reef."

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

Synonyms for underwater

Antonyms of underwater

Rhymes with underwater

Etymologically related