un·der·sea
ˌən-dər-ˈsē 
1
: being or carried on under the sea or under the surface of the sea
undersea oil deposits
undersea fighting
2
: designed for use under the surface of the sea
an undersea fleet
Examples of undersea in a Sentence
Adjective
They are conducting undersea research.
Recent Examples on the Web
Cressida Leyshon, The New Yorker, 30 June 2024
European nations also began sharing their energy with each other more actively at this time, partly through their existing undersea cable networks to rely less on Russian gas.
—Angela Dewan, CNN, 26 June 2024
The United States also leaned on Chile to nix a bid by Huawei to build a trans-Pacific undersea cable connecting Valparaiso to Shanghai.
—Eduardo Porter, Washington Post, 20 June 2024
The undersea adventure that follows is one of the best soulslike games in recent memory.
—Tim Brinkhof, Vulture, 5 June 2024
See all Example Sentences for undersea 
Adjective
Arwen becomes fascinated by the world beneath the ocean’s surface, where there are undersea mountain ranges that can be higher than the Rockies, and by the water’s layered zones, including the deepest, the hadal—or hadopelagic—zone, which gives the story its title.
—Cressida Leyshon, The New Yorker, 30 June 2024
European nations also began sharing their energy with each other more actively at this time, partly through their existing undersea cable networks to rely less on Russian gas.
—Angela Dewan, CNN, 26 June 2024
The United States also leaned on Chile to nix a bid by Huawei to build a trans-Pacific undersea cable connecting Valparaiso to Shanghai.
—Eduardo Porter, Washington Post, 20 June 2024
The undersea adventure that follows is one of the best soulslike games in recent memory.
—Tim Brinkhof, Vulture, 5 June 2024
See all Example Sentences for undersea
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'undersea.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Dictionary Entries Near undersea
Cite this Entry
“Undersea.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/undersea. Accessed 4 Jul. 2024.
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