Noun: prairie rattlesnake
- Venomous pit viper of western North America, with diamond-shaped head and rattle-tipped tail
"prairie rattlesnake is common in grassland areas";
- prairie rattler, Western rattlesnake, Crotalus viridis
Derived forms: prairie rattlesnakes
Type of: rattler [N. Amer, informal], rattlesnake
Part of: Crotalus, genus Crotalus
Encyclopedia: Prairie rattlesnake