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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.

A significant share of global web traffic passes through the Strait via undersea cables, largely servicing countries in the Gulf and South Asia.

From Barron's • Apr. 12, 2026

Last year, the Royal Navy unveiled plans for a network of drones, warships and surveillance aircraft aimed at protecting vital undersea infrastructure.

From BBC • Apr. 8, 2026

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

Will he bow to US pressure to nix a project to link China and Chile across the Pacific via an undersea fiber optic cable?

From Barron's • Mar. 12, 2026

“The might of the gods is tied to their seats of power. You saw what happened to Poseidon once his undersea palace was attacked.”

From "The Last Olympian" by Rick Riordan




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