Definition of aquaticnext
as in underwater
living, lying, or occurring below the surface of the water a lifelong fascination with sharks and other fearsome aquatic creatures

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Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of aquatic Specifically, Archaeology News continues, that aquatic organisms living in hard water can absorb carbon, which contributed to the older dates, which confounded archaeologists for years. Maria Mocerino, Interesting Engineering, 21 Feb. 2026 That fact, plus certain skeletal traits, led some scientists to hypothesize Spinosaurus was fully aquatic, an open-water swimmer and diving pursuit predator in a marine setting. Reuters, NBC news, 20 Feb. 2026 Its park amenities include an aquatic play center, greenhouse, pavilion and entertainment stage. John Tufts, IndyStar, 19 Feb. 2026 Since 1989, the water provider has recruited fishy friends to feast on the aquatic plants that would otherwise choke the canals. Sarah Henry, AZCentral.com, 14 Feb. 2026 See All Example Sentences for aquatic
Recent Examples of Synonyms for aquatic
Adjective
  • Water cribs are the structures far out in the lake, connected by miles of underwater tunnels intended to bring clean drinking water to the city.
    Rick Kogan, Chicago Tribune, 18 Feb. 2026
  • Several businesses along Melrose Avenue were left underwater after multiple inches of rain came rushing in.
    Chelsea Hylton, CBS News, 18 Feb. 2026
Adjective
  • One of the major functions of modern navies is submarine hunting.
    New Atlas, New Atlas, 18 Jan. 2026
  • Last December, lawmakers passed a short-term funding bill that included $5.7 billion in emergency funding for the submarine industrial base.
    Lisa Hagen, Hartford Courant, 6 Aug. 2025

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Cite this Entry

“Aquatic.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/aquatic. Accessed 25 Feb. 2026.

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