Definition of "crocodilian" [croc•o•dil•i•an]

• Any of various reptiles of the order Crocodylia, which includes the alligators, crocodiles, caimans, and gavials. (noun)
• Of, relating to, or resembling a crocodile. (adjective)
• Belonging to the order Crocodylia. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Trilophosuchus rackhami gen. et sp. nov., a new crocodilian from the early Miocene limestones of Riversleigh, northwestern Queensland."
• "Which is unfortunate, since every time the word crocodilian came up he gave out a little cheer."
• "Unsustainable hunting and habitat destruction brought this large American crocodilian to the brink of extinction by the middle of the last century."