Examples of “undersea” in a Sentence

4 example sentences showing how to use undersea, grouped by meaning.

adjective Existing or taking place beneath the surface of the sea.

The Channel Tunnel is the longest undersea tunnel in the world, with this section being 38km (23.6 miles) long. — , The essential Eurotunnel (2022)
The documentary explored an undersea volcano off the coast of Japan.
It is not known just what action will be taken against the captain of the undersea boat. — George M. Battey, Jr (1920)
You're right!" she cried. "I'm sure you are." Twenty reasons come back. An undersea tunnel to the little island. — The Saturday Evening Post, G. Graham (1923)