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

From BBC • 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

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

From Barron's • Mar. 12, 2026

Ocean scientists are racing to determine whether marine life can coexist with machines that rake their habitat for undersea treasure.

From The Wall Street Journal • May 17, 2025

“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