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Definitions

undersea

[uhn-der-see] / ˈʌn dərˌsi /


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.

Some of the crucial work done at Bell Labs might now seem mundane: for example, how to fabricate sheathing so undersea cables wouldn’t be chewed through by Toredo worms.

From The Wall Street Journal • Mar. 28, 2026

The search for mines can include divers, unmanned undersea vehicles and specialized ships.

From The Wall Street Journal • Mar. 12, 2026

Chile is hooked up to at least three international undersea cables, all connected to North America.

From Barron's • Mar. 12, 2026

"It didn't stand a chance. The incident confirms the sophistication of the means of American undersea warfare."

From Barron's • Mar. 6, 2026

I was exhausted—fighting undersea monsters had used up what little reserves I had left.

From "City of the Plague God" by Sarwat Chadda