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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

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

From BBC • Apr. 9, 2026

Last year, a Russian spy ship called the Yantar was discovered in British waters and chased away, only months after it was seen near undersea cables.

From The Wall Street Journal • Apr. 9, 2026

"Sea mines and other explosive devices can cause acoustic disturbance impacting sea mammals and other animals, and blast damage to natural undersea structures such as reefs," Weir said.

From Barron's • Mar. 17, 2026

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

From "Dreaming in Cuban" by Cristina García