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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Amid an unprecedented cold snap in the Upper Florida Keys, six juvenile green sea turtles were discovered debilitated by frigid waters and are now undergoing intensive care at the Turtle Hospital in Marathon. Zachary Bynum, CBS News, 4 Feb. 2026 The property features 600 feet of private waterfront—Le Sereno is one of the few hotels that only allows hotel guests to use their beach club—and children will scramble to snorkel with sea turtles, who swim freely in the bay. Molly Barstein, Vogue, 1 Feb. 2026 Follow stone markers along the seafloor of the 650-foot trail, witnessing friendly sea turtles and a kaleidoscope of colorful fish living amongst a healthy coral reef system. Condé Nast Traveler, 30 Jan. 2026 Grand Cayman is known for its natural features, like the white sands of Seven Mile Beach; diverse wildlife, including stingrays, sea turtles and rare blue iguanas; and high-end shopping and culinary experiences. Alex Driggars, Austin American Statesman, 29 Jan. 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 7 Feb. 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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