Brevipennate :: Brevipennate (a.) Short-winged; -- applied to birds which can not fly, owing to their short wings, as the ostrich, cassowary, and emu..
Viper :: Viper (a.) Any one of numerous species of Old World venomous makes belonging to Vipera, Clotho, Daboia, and other genera of the family Viperidae..
Viper :: Viper (a.) A dangerous, treacherous, or malignant person..
Viperoides :: Viperoides (n. pl.) A division of serpents which includes the true vipers of the Old World and the rattlesnakes and moccasin snakes of America; -- called also Viperina.
Viperous :: Viperous (a.) Having the qualities of a viper; malignant; venomous; as, a viperous tongue..