any of a genus (Cerastes) of poisonous African snakes, esp. a viper (C. cornutus) with a hornlike spine above each eye; horned viper
Origin of cerastesModern Latin from Classical Latin from Classical Greek kerast?s, horned (serpent) from keras, horn
Either of two venomous snakes of the genus Cerastes that have a hornlike projection over each eye, including the horned viper.
Origin of cerastesMiddle English from Latin cerastēs from Greek kerastēs horned serpent from keras horn ; see ker-1 in Indo-European roots.