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

Synonyms & Similar Words

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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 Isolating microplastics that slough off synthetic textiles such as polyester and nylon made the contrast even starker, with airborne levels rising to 100 times global baselines and aquatic concentrations soaring to 200 times higher. Jasmin Malik Chua, Footwear News, 28 May 2026 The lone mast stands 656 ft (200 m) tall with a span of 1,476 ft (450 m), and the use of a single mast in this design minimizes disruption to the riverbed and the estuary's aquatic ecosystem. New Atlas, 27 May 2026 River connectivity supports entire aquatic ecosystems, from insects to birds and mammals. Radina Gigova, CNN Money, 27 May 2026 The city has recently used herbicide to control aquatic vegetation, plus has vacuumed sediment near the intake for the Phillips Park Golf Course’s irrigation system, the report said. R. Christian Smith, Chicago Tribune, 27 May 2026 See All Example Sentences for aquatic
Recent Examples of Synonyms for aquatic
Adjective
  • In early 2021, anchors from large container ships hooked an underwater oil pipeline on the ocean floor some 5 miles off Huntington Beach’s coast, bending it like a straw.
    Teri Sforza, Oc Register, 28 May 2026
  • At this year’s Venice Biennale, the performance artist and choreographer Florentina Holzinger used the stage of the Austria Pavilion to alert viewers to an increasingly underwater dystopia.
    Lilyanna D'Amato, ARTnews.com, 28 May 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 7 Jun. 2026.

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