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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.

"They are extremely colorful and can be spotted on coral reef ecosystems. However, many nudibranchs are very small in size and are extremely difficult to spot underwater with the naked eye."

From Science Daily • May 27, 2026

It said "reservoirs can be extremely dangerous, despite appearing calm and safe" adding they can contain "hidden hazards including very cold water, deep and steep-sided banks, strong currents, underwater machinery and sudden drops".

From BBC • May 26, 2026

That pledge unnerved rent-stabilized landlords who own buildings with piles of expensive debt that have been pushed further underwater by the rising cost of insurance, utilities and other expenses.

From The Wall Street Journal • May 26, 2026

Once towed to the lease areas up the coast, their electricity would flow back to land via floating underwater cables and, ultimately, tied into the state’s main grid.

From Los Angeles Times • May 24, 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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