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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

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That also means most of the debt sitting in investor portfolios is underwater.

From MarketWatch ● Nov. 3, 2026

Bottom trawling involves dragging weighted nets along the seabed to catch fish, although it can harm underwater vegetation.

From BBC ● Nov. 3, 2026

Global interest in UUVs has soared since the start of the Middle East war when Iran claimed control of the Strait of Hormuz, said Grace Chia, chief executive of Singapore autonomous underwater vehicles firm BeeX.

From Barron's ● Nov. 3, 2026

Though Taipei has an edge in mapping waters close to shore that are off limits to Chinese research vessels, Beijing has elevated oceanography to a national strategic priority, investing in ships and advanced underwater drones.

From The Wall Street Journal ● Oct. 30, 2026

And just like forests on land, this underwater forest was teeming with wildlife.

From "The Wild Robot Protects" by Peter Brown


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