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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.

Britain’s military exposed a month-long, secret Russian submarine operation targeting U.K. undersea infrastructure.

From The Wall Street Journal • Apr. 9, 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

"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

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

From Barron's • Mar. 12, 2026

Fadi flipped open the book on undersea life and examined the bold colors of the tropical fish.

From "Shooting Kabul" by N. H. Senzai