• Webster's Revised Unabridged Dictionary
    • n. pl Viperina (Zoöl) See Viperoidea.
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Century Dictionary and Cyclopedia
    • viperina A general name of venomous serpents: distinguished from Colubrina. Also called Nocua, Thanatophidia, Venenosa.
    • viperina More exactly, one of two suborders of Ophidia, containing venomous serpents related to the viper. It corresponds to the modern suborder Solenoglypha, as distinguished from Proteroglypha, though of less exact definition than either of these. See cut under rattlesnake, and cuts cited under viper, 2.
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