sea turtle

noun

: any of two families (Cheloniidae and Dermochelyidae) of widely distributed marine turtles that have the feet modified into paddles and that include the green turtle, leatherback, hawksbill, loggerhead, and ridley

Examples of sea turtle in a Sentence

Recent Examples on the Web
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Artificial light at night has been linked to disruptions in ecosystems and animal behavior, including impacts on migrating birds, insects and sea turtles. Samantha Mathewson, Space.com, 20 May 2026 The rest — bottles, cups, ties, get washed into our oceans, entangling sea birds and when they get pulverized into microplastics, they’re eaten by sea turtles who often die. Steve Scauzillo, Daily News, 18 May 2026 The secluded setting also has minimal light pollution, giving guests clear night skies and the chance to see occasional sea turtle hatchings. Christopher Elliott, Forbes.com, 17 May 2026 Also heading there now are multitudes of migrating shorebirds, seabirds and sea turtles to nest, feed and rest. Charles Seabrook, AJC.com, 16 May 2026 See All Example Sentences for sea turtle

Word History

First Known Use

1612, in the meaning defined above

Time Traveler
The first known use of sea turtle was in 1612

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Cite this Entry

“Sea turtle.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sea%20turtle. Accessed 21 May. 2026.

Kids Definition

sea turtle

noun
: any of various large marine turtles (as the green turtle or the loggerhead) that have paddle-shaped feet to aid in swimming

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