Noun sand viper has 2 senses
- horned viper, cerastes, sand viper, horned asp, Cerastes cornutus - highly venomous viper of northern Africa and southwestern Asia having a horny spine above each eye
--1 is a kind of viper
--1 is a member of genus Cerastes, Aspis, genus Aspis
- hognose snake, puff adder, sand viper - harmless North American snake with upturned nose; may spread its head and neck or play dead when disturbed
--2 is a kind of colubrid snake, colubrid
--2 is a member of Heterodon, genus Heterodon
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