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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Once a sea turtle begins to struggle, the barnacles and algae that latch onto its shell compound the problem. Ryan Brennan, Fort Worth Star-Telegram, 12 Mar. 2026 The same week, 27 Kemp’s ridley sea turtles were returned to the Gulf in Mississippi after nearly four months of rehabilitation at the Audubon Institute. Ryan Brennan, Charlotte Observer, 12 Mar. 2026 Once a sea turtle becomes sick or weakened, the organisms that attach to its shell create a compounding problem. Ryan Brennan, Miami Herald, 12 Mar. 2026 Dozens of publications, signs, plaques, and booklets were identified, including those referencing how light pollution affects sea turtles, booklets on emancipation and the cause of the Civil War, and the catastrophic impacts of Hurricane Dorian in 2019. Madison Dapcevich, Outside, 11 Mar. 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 14 Mar. 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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