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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.

The Navy has previously trained External link bottlenose dolphins and sea lions, chiefly for reconnaissance and recovering objects like undersea mines.

From Barron's • May 14, 2026

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

More than 90% of the UK's day-to-day internet traffic travels via these undersea cables.

From BBC • Apr. 9, 2026

Those submarines were discovered over critical assets like undersea pipelines.

From The Wall Street Journal • Apr. 9, 2026

I saw the undersea palace of my father.

From "The Last Olympian" by Rick Riordan




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