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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Plastic accumulates in our oceans and on our beaches, killing seabirds, sea turtles and other marine mammals. Kelley Dennings, The Orlando Sentinel, 17 June 2026 Trunk Bay and Cinnamon Bay are Instagram classics, and the shallows off Maho Bay are known for sea turtles. David Dickstein, Oc Register, 17 June 2026 Aside from their diminutive stature, another way the Kemp’s ridley stands out is the fact its females are the only sea turtles that nest during the day. Pat Mueller, USA Today, 16 June 2026 The waters here are considered some of the best for sailing and tarpon fishing, and there's a good chance of spotting dolphins and sea turtles. Ana Pelayo Connery, Travel + Leisure, 16 June 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 Jun. 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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