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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According to DarkSky International, sea turtles and birds use moonlight to navigate during migration. Janet Loehrke, USA Today, 6 May 2026 Another study closer to home will look at how young green sea turtles use Biscayne Bay. Jenny Staletovich, Miami Herald, 2 May 2026 SeaWorld’s sister park in Orlando, Florida, already hosts a nighttime drone show that features undulating manta rays, paddling sea turtles and hovering octopuses. Brady MacDonald, Oc Register, 1 May 2026 Exhibits include a Bone Hall (with giant sea turtle and flying fish skeletons) and a Hall of Human Origins. Evie Carrick, Travel + Leisure, 30 Apr. 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 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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