Definition of chelonian in English:


Syllabification: che·lo·ni·an
Pronunciation: /kəˈlōnēən


  • A reptile of the order Testudines (formerly Chelonia); a turtle, terrapin, or tortoise.
    More example sentences
    • Most studies of the locomotor performance of reptiles have focused on lizards, with chelonians, especially hatchlings and juveniles, being largely overlooked.
    • The program she directs is to study the diversity and biology of southern Africa's chelonians (tortoises and turtles).
    • Among tetrapods, most species of mammals, birds, amphibians, and chelonians are larger at higher latitudes.


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  • Relating to or denoting chelonians.
    More example sentences
    • Over the last 15 years, the focus of Sal's herp interests has been primarily dedicated to chelonian husbandry.
    • This drug is perhaps the most commonly used treatment in chelonian medicine.
    • As a chelonian keeper, Chris has worked with several tortoises, and north American freshwater turtles.

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