'Cerastes' definitions:

Definition of 'cerastes'

(from WordNet)
noun
Highly venomous viper of northern Africa and southwestern Asia having a horny spine above each eye [syn: horned viper, cerastes, sand viper, horned asp, Cerastes cornutus]

Definition of 'Cerastes'

From: GCIDE
  • Cerastes \Ce*ras"tes\, n. [L., a horned serpent, fr. Gr. kera`sths horned, fr. ke`ras horn.] (Zool.) A genus of poisonous African serpents, with a horny scale over each eye; the horned viper. [1913 Webster]