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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.

Once underwater, they become "houses for the fish," he said.

From Barron's • May 7, 2026

Sewage and agricultural pollution in rivers is having an "alarming" knock-on impact on marine life in underwater forests along the British coastline, according to new research.

From BBC • May 2, 2026

In some areas prices have slipped, leaving some owners underwater.

From The Wall Street Journal • May 2, 2026

A healthy otter population helps keep those underwater forests intact.

From Los Angeles Times • Apr. 29, 2026

It was showing live video of big billowing dust clouds, streaming away from an underwater mountain, like smoke from a chimney on a windy night.

From "The Wild Robot Protects" by Peter Brown