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Definitions

underwater

[uhn-der-waw-ter, -wot-er] / ˈʌn dərˈwɔ tər, -ˈwɒt ər /
ADJECTIVE
under the water's surface
Synonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

We’re sitting on opposite ends of an underwater “sea-saw.”

From Los Angeles Times • Jun. 1, 2026

With its increased military budget, Japan plans to invest in new surface-to-ship missiles and unmanned drones deployed on land and underwater.

From BBC • May 31, 2026

U.S. forces used underwater robots to clear it of mines in the weeks leading up to the operation.

From The Wall Street Journal • May 30, 2026

Researchers explained that strong seasonal weather patterns greatly limit opportunities for underwater surveys.

From Science Daily • May 27, 2026

“I get a renewable air supply, somehow. And a mechanical mermaid tail. I have a home pod underwater, so I never have to surface? Boom! I’m a mermaid.”

From "Popcorn" by Rob Harrell




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