Crotalus atrox cro·ta·lu·satrox uncommon noun 1. largest and most dangerous North American snake; of southwestern United States and Mexico SynonymsWestern diamondbackWestern diamondback rattlesnakeCrotalus atrox Related words Broader terms rattlesnake Parts Crotalus WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.
