Crocodilian \Croc`o*dil"i*an\ (kr?k`?-d?l"?-an), a. (Zo["o]l.) Like, or pertaining to, the crocodile; characteristic of the crocodile. -- n. One of the Crocodilia.
Ms. Ackerman also provides a number of useful tips on what to do if you find yourself menaced by a crocodilian (stand up straight in the water, because reptiles are impressed by height).