| crotalus | (n) large rattlesnakes; seldom bite unless startled or pursuing prey, Syn. genus Crotalus |
| Crotalum | ‖n. [ L., fr. Gr. &unr_;&unr_;&unr_;&unr_; rattle. ] (Mus.) A kind of castanet used by the Corybantes. [ 1913 Webster ] |
| Crotalus | ‖n. [ NL., fr. Gr. &unr_;&unr_;&unr_;&unr_; rattle. ] (Zool.) A genus of poisonous serpents, including the rattlesnakes. [ 1913 Webster ] |