How to Use undersea in a Sentence

undersea

adjective
  • They are conducting undersea research.
  • How can an undersea worm tell when the moon is at its brightest?
    — Elise Cutts, Quanta Magazine, 19 Dec. 2023
  • Take it to the shallow water or a tide pool; your kids will love looking at the undersea world.
    — Nicole Harris, Parents, 16 Nov. 2023
  • Sometimes, fish and undersea creatures can devour a body in a few days.
    — Frederick Dreier, Outside, 11 Nov. 2025
  • This goes doubly for a movie in which much of the action takes place undersea alongside battle-ready sharks.
    — Vanessa Chow, Glamour, 27 Nov. 2018
  • One is that tapping undersea aquifers could draw water away from onshore reserves.
    — Rodrique Ngowi, Fortune, 7 Sep. 2025
  • As Disney preps its live action version of the undersea tale, there's a lot of buzz about the cast.
    — Justin Kroll, chicagotribune.com, 28 June 2019
  • The ship’s vertical structure will be a magnet for fish and undersea creatures.
    — Erin Gifford, Southern Living, 19 Apr. 2026
  • Kerby, a talented artist, had even made paintings of his favorite undersea spots.
    — Susan Casey, Smithsonian Magazine, 9 Aug. 2023
  • The region is also host to a number of undersea cable projects that hold strategic value.
    — Stephen Groves, Los Angeles Times, 22 May 2026
  • Half a billion years ago, in the earliest days of animal life, there were few undersea predators.
    — Matt Hrodey, Discover Magazine, 9 Aug. 2023
  • That will be the world’s longest undersea high voltage direct current cable.
    — Jonathan Burgos, Forbes, 15 Mar. 2022
  • Alaska’s northern fur seals are thriving on an island that’s the tip of an active undersea volcano.
    — Dan Joling, San Diego Union-Tribune, 3 Oct. 2019
  • Or they could be installed on the flanks of undersea volcanoes, which inflate before eruption.
    — Paul Voosen, Science | AAAS, 14 Nov. 2019
  • Getting that close would be harder in wartime, when the ships, subs and aircraft around a carrier would be more alert to undersea lurkers.
    — The Economist, 14 Nov. 2019
  • The rocky cave doubles as an undersea redoubt, like those little castles made for a kid’s aquarium but here blown up to mammoth size.
    — Christopher Knight, latimes.com, 24 May 2018
  • The ice melt in years past would help create big undersea bands — stretching for miles — of zooplankton, bait fish and other food that pollock like to eat.
    — Hal Bernton, The Seattle Times, 15 Sep. 2019
  • The ice melt in years past would help create big undersea bands -- stretching for miles -- of zooplankton, bait fish and other food that pollock like to eat.
    — Anchorage Daily News, 17 Sep. 2019
  • It is all directly connected to Atlantis, a hotel which looks like a pink undersea palace.
    — Caroline Reid, Forbes.com, 8 Sep. 2025
  • The new Tyrrhenian Link undersea power cable will help with that.
    — IEEE Spectrum, 7 May 2026
  • Caught on video The first undersea video recordings of the creatures were made in 1999, and caught a surprise.
    — William J. Broad, New York Times, 29 July 2019
  • Eventually, the escape pod gives way to an undersea farm, which gives way to a fully autonomous base.
    — Kyle Orland, Ars Technica, 24 Dec. 2018
  • For less than the price of one such vessel, the Navy could add a fleet of unmanned surface and undersea vehicles that could address a broad range of risks.
    — Editorial, Boston Herald, 30 May 2026
  • Tsunamis are a series of giant waves caused by undersea earthquakes at tectonic plate boundaries, or volcanic eruptions.
    — George Petras, USA Today, 18 Sep. 2025
  • Tsunamis are created by undersea disruptions and travel much faster than regular waves.
    — George Petras, USA Today, 18 Sep. 2025
  • At its most simple, Wattozz is the latest twist on undersea mine, a lethal but underrated menace.
    — David Hambling, Popular Mechanics, 3 May 2018
  • Add cybersecurity and undersea cables to the brief, and the stakes become clear.
    — Margrethe Vestager, Time, 15 Apr. 2026
  • Gasoline-free boats are mostly used for recreation, though they could also be used by the military, for tourism boating, or for undersea research.
    — Courtney Linder, Popular Mechanics, 28 Aug. 2019
  • Now campaigners are pushing for the island’s ageing ferries to be replaced with undersea tunnels.
    — The Week Uk, TheWeek, 20 Mar. 2026
  • But on Thursday, an undersea robot found pieces of the Titan near the Titanic wreck.
    — James Hibberd, The Hollywood Reporter, 22 June 2023

Some of 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.

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