aquat·​ic | \ə-ˈkwä-tik, -ˈkwa- \

Definition of aquatic 

(Entry 1 of 2)

1 : growing or living in or frequenting water aquatic mosquito larvae

2 : taking place in or on water aquatic sports



Definition of aquatic (Entry 2 of 2)

1 : an aquatic animal or plant

2 aquatics plural in form but singular or plural in construction : water sports

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Other Words from aquatic


aquatically \ -​ti-​k(ə-​)lē \ adverb

Synonyms for aquatic

Synonyms: Adjective

submarine, submerged, sunken, underwater

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Examples of aquatic in a Sentence


a lifelong fascination with sharks and other fearsome aquatic creatures

Recent Examples on the Web: Adjective

Mangrove forests, for example, also protect against storm surges and serve as nurseries for dozens of aquatic species. Doyle Rice, USA TODAY, "Coral reefs save billions of dollars worldwide by preventing floods," 12 June 2018 Other people are keeping aquatic species as pets and then tossing them in nearby lakes. Sheryl Devore, Lake County News-Sun, "Volunteers, officials, consultants share strategies for healthy lakes," 15 Apr. 2018 Heat waves over the world’s oceans are becoming longer and more frequent, damaging coral reefs and creating chaos for aquatic species. Jason Samenow, Washington Post, "Heat waves over the ocean have ballooned and are wreaking havoc on marine life," 11 Apr. 2018 Every third Sunday of the month a storyteller uses colorful books to tell stories about the aquatic species that live in the Lake Worth Lagoon., "events by county," 28 Mar. 2018 The Texas Legislature this past year appropriated $6.3 million to TPWD to combat aquatic invasive species during the 2018-19 biennium. Shannon Tompkins, Houston Chronicle, "Boaters key to slowing invasive species," 3 Mar. 2018 For a limited time, veterans can visit the aquatic theme parks and bring three guests for free. Mary Forgione,, "SeaWorld salutes military families with free tickets," 15 June 2018 The transformation of the community would also boost access to Mission Bay Park, the largest aquatic park in the nation at 4,500 acres. David Garrick,, "New plan aims to revitalize San Diego's sports arena area with housing, parks," 26 Apr. 2018 As whales became more aquatic and attained huge sizes, though, the pattern reversed. Brian Switek, Smithsonian, "Today’s Whales Are Huge, But Why Aren’t They Huger?," 27 June 2018

Recent Examples on the Web: Noun

Effective Tuesday, the school will not renew its contract with Eric Hill, 41, the former coach and aquatics director, a spokeswoman said. Linda Trischitta,, "Ex-Boca Raton High swim coach under investigation, won't return to teach in fall," 4 June 2018 Both of his brothers also have been involved in aquatics, but have focused more on water polo. Matt Szabo,, "Daily Pilot High School Male Athlete of the Week: Dominic Falcon a dominant presence for Ocean View swimming," 20 May 2018 The zoo’s dolphins and regular aquatic shows featuring them have been a major draw at the west suburban institution for decades. Steve Johnson,, "Young Brookfield Zoo dolphin dies unexpectedly," 12 June 2018 SwimKids, based in Cumming, offers aquatics survival classes and swim lessons. Helena Oliviero, ajc, "New report reveals danger of childhood drownings in open waters," 23 May 2018 The aquatics center was built in 1965 just west of it, on a spit of land jutting into the Intracoastal Waterway. Brittany Wallman,, "Fort Lauderdale aquatics complex up for $27 million renovation," 10 July 2018 An acute bacterial infection caused the death of Alia, a 10-year-old bottlenose dolphin that died at an aquatics facility near Scottsdale on May 22. Bayan Wang, azcentral, "Report: Alia the bottlenose dolphin died of a bacterial infection," 29 June 2018 The park district will provide protective plastic eyewear as well as the Nerf bullets, according to Val Louthan, an aquatics and recreation supervisor for the Clarendon Hills Park District. Sara Clarkson,, "Clarkson: Fearless goalies, gym battlegrounds and homegrown singers," 10 Jan. 2018 The director of the club team, Chad Cradock, is head coach/director of aquatics at UMBC and coaches both the men’s and women’s varsity teams. Jeff Seidel,, "With swimmers as young as 6, the Retriever Aquatic Club at UMBC is going strong," 26 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'aquatic.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of aquatic


1610, in the meaning defined at sense 1


circa 1600, in the meaning defined at sense 1

History and Etymology for aquatic


see aqua


see aqua

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Statistics for aquatic

Last Updated

17 Nov 2018

Look-up Popularity

Time Traveler for aquatic

The first known use of aquatic was circa 1600

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More Definitions for aquatic



English Language Learners Definition of aquatic

: living or found in or near water

: of or relating to the animals and plants that live in or near water

: done in or on water


aquat·​ic | \ə-ˈkwä-tik, -ˈkwa-\

Kids Definition of aquatic

: growing, living, or done in water aquatic animals


aquat·​ic | \ə-ˈkwät-ik, -ˈkwat- \

Medical Definition of aquatic 

: growing or living in or frequenting water aquatic mosquito larvae

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Comments on aquatic

What made you want to look up aquatic? Please tell us where you read or heard it (including the quote, if possible).


noxious or harmful

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