as in aquatic
living, lying, or occurring below the surface of the water
underwater plants don't require as much light to grow as surface plants a vessel designed for underwater exploration
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Example Sentences
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Recent Examples of underwater
Off the coast of Kefalonia, there’s an underwater cave where a school of fearsome lionfish holds court.
—
Nicole Kliest, Vogue, 9 June 2025
And while Trump’s approval rating is underwater across almost every major issue, including the economy, recent polls indicate that his approach to immigration is the sole exception, winning more supporters than detractors.
—Mike Lillis, The Hill, 7 June 2025
The veteran broadcaster, who turned 99 last month (and received birthday wishes from William), also shares lighthearted memories from his early days of underwater filming — including struggling to use an old-fashioned diving helmet — before turning to the urgent message of his new film.
—Simon Perry, People.com, 7 June 2025
The teen was not wearing a life jacket and disappeared after stepping off an underwater shelf, according to a statement from the Austin Police Department cited by the outlet.
—Sophie Clark, MSNBC Newsweek, 7 June 2025
See All Example Sentences for underwater
Nicole Kliest, Vogue, 9 June 2025
And while Trump’s approval rating is underwater across almost every major issue, including the economy, recent polls indicate that his approach to immigration is the sole exception, winning more supporters than detractors.
—Mike Lillis, The Hill, 7 June 2025
The veteran broadcaster, who turned 99 last month (and received birthday wishes from William), also shares lighthearted memories from his early days of underwater filming — including struggling to use an old-fashioned diving helmet — before turning to the urgent message of his new film.
—Simon Perry, People.com, 7 June 2025
The teen was not wearing a life jacket and disappeared after stepping off an underwater shelf, according to a statement from the Austin Police Department cited by the outlet.
—Sophie Clark, MSNBC Newsweek, 7 June 2025
See All Example Sentences for underwater
Recent Examples of Synonyms for underwater
Adjective
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That changed with The Boys – Eric Kripke’s superhero satire, where Crawford plays The Deep, an insecure and self-absorbed aquatic anti-hero.—
Tereza Shkurtaj,
People.com,
14 June 2025
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Experience the benefits of aquatic activities in a fun and friendly environment.—
Joe Rassel,
The Orlando Sentinel,
11 June 2025
Adjective
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Courtney has been pushing the Navy to adopt measures to expand what has become known as the submarine industrial base.—
Edmund H. Mahony,
Hartford Courant,
30 Apr. 2025
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It is expected the Chinese submarine force to grow to 65 boats by 2025 and 80 by 2035 because of an expansion of submarine construction capacity.—
Anders Fogh Rasmussen,
Newsweek,
4 Feb. 2025
Adjective
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Rescue units responding to a submerged truck in a Venice, Florida, canal encountered two large alligators.—
Chris Anderson,
USA Today,
26 June 2025
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What appears as waste may serve as witness—a sock, a spoon, a necklace drifting from a submerged compartment, each hinting at a life once lived.—
Siddhartha Mukherjee,
New Yorker,
16 June 2025
Cite this Entry
“Underwater.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/underwater. Accessed 30 Jun. 2025.
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