Vi"per*ine [L. viperinus: cf. F. vip'erin.]
Of or pertaining to a viper or vipers; resembling a viper.
Viperine snake. Zool. (a) Any venomous snake of the family Viperidae. (b) A harmless snake resembling a viper in form or color, esp. Tropidonotus viperinus, a small European species which resembles the viper in color.
© Webster 1913.