ˈbōˈthräps noun
Usage: capitalized
Etymology: New Latin, from bothr- + -ops
: a genus of venomous pit vipers (family Crotalidae) including the fer-de-lance ( B. atrox ) and palm viper ( B. nigroventris ) of Central and So. America, their hemolytic venom causing the breakdown of blood cells and small blood vessels with consequent interstitial hemorrhage