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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

The UK is dependent on its undersea cables and pipelines for its data and energy.

From BBC • Apr. 9, 2026

Those submarines were discovered over critical assets like undersea pipelines.

From The Wall Street Journal • Apr. 9, 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

When they returned, it was like an undersea cave, blanched by the ocean.

From "Dreaming in Cuban" by Cristina García




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