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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.

See Examples For:

The construction site will be wrapped with underwater silt curtains but Leidich worries the marine lakes will be contaminated by sediment plumes.

From Barron's Sep. 16, 2026

When munitions are detonated underwater, the blast can spread contaminants through the surrounding environment.

From Science Daily Sep. 14, 2026

The institute, along with the National Oceanic and Atmospheric Administration, sent a research vessel Aug. 3 on a trip to study underwater mountains, called seamounts.

From Los Angeles Times Sep. 5, 2026

A technology called Distributed Acoustic Sensing can turn optical fibres into sensors capable of detecting vibrations from ships, anchors or underwater vehicles – potentially identifying threats before a cable is severed.

From BBC Sep. 3, 2026

I continued swimming underwater for a good while, coming up for rapid gulps of air and going back down till I felt safe from the remotest possibility of being pursued.

From "Flying Through Water" by Mamle Wolo




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