croc·​o·​dil·​ian ˌkrä-kə-ˈdi-lē-ən How to pronounce crocodilian (audio)
: any of an order (Crocodylia) of reptiles including the crocodiles, alligators, caimans, gharials, and related extinct forms
crocodilian adjective

Examples of crocodilian in a Sentence

Recent Examples on the Web Younger tyrannosaurs, in particular, likely targeted smaller prey, from lizards and crocodilians to other juvenile dinosaurs. Alex Orlando, Discover Magazine, 1 May 2024 This Amazonian freshwater environment was nutrient-rich and teeming with life, home to crocodilians, turtles and fish, as well as mammals such as sloths, rodents, ungulates and primates. Mindy Weisberger, CNN, 26 Mar. 2024 Gators and crocodiles both belong to a group of reptiles called crocodilians, according to the National Park Service. Aliza Chasan, CBS News, 12 Mar. 2024 Neal Rubin was once given a caiman, a smaller South American crocodilian, as a birthday gift and moved it across the country in the back seat of a '71 Plymouth Fury. Neal Rubin, Detroit Free Press, 22 Feb. 2024 While today’s crocodilians have unidirectional breathing through their lungs, their air handling does not extend to their bones, which do not have any air-sac cavities. Jeanne Timmons, Ars Technica, 26 July 2023 Birds and crocodilians are archosaurs, the living relatives of non-avian dinosaurs and pterosaurs. Jeanne Timmons, Ars Technica, 26 July 2023 The research found that many turtles, crocodilians, and salamanders have very low aging rates. Joshua Rapp Learn, Discover Magazine, 2 Jan. 2024 So, in 1977, the base launched its first counteroffensive against the crocodilians. Freda Kreier, New York Times, 24 Oct. 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'crocodilian.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1837, in the meaning defined above

Time Traveler
The first known use of crocodilian was in 1837

Dictionary Entries Near crocodilian

Cite this Entry

“Crocodilian.” Dictionary, Merriam-Webster, Accessed 16 Jul. 2024.

Kids Definition


croc·​o·​dil·​ian ˌkräk-ə-ˈdil-ē-ən How to pronounce crocodilian (audio)
: any of an order of reptiles that includes the crocodiles, alligators, caimans, and related extinct forms
crocodilian adjective

More from Merriam-Webster on crocodilian

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