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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Rock the Ocean Foundation is a conservation nonprofit whose core work protects sea turtles, marine mammals, coral reefs, sharks, and marine habitats. Mankaprr Conteh, Rolling Stone, 16 Oct. 2025 The Aquarium’s Rescue and Rehabilitation team also spends several months every year caring for sick and injured green sea turtles at its Sea Turtle Hospital in Quincy, Massachusetts. Laura Baisas, Popular Science, 16 Oct. 2025 The species is one of the world’s largest sea turtles, and humans have long hunted it to make turtle soup and to eat its eggs as a delicacy; it has been listed as endangered by the International Union for the Conservation of Nature since the 1980s. Ben Smith, semafor.com, 14 Oct. 2025 Daydreaming of seeing sea turtles hatch in Costa Rica? Sophie Friedman, AFAR Media, 14 Oct. 2025 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 20 Oct. 2025.

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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