- a large venomous viper, Bitis gabonica, that occurs in African rainforests. It has brown and purple markings and hornlike projections on its snout
WordReference Random House Unabridged Dictionary of American English © 2026
gaboon′ vi′per,
- Reptilesa large, venomous snake, Bitis gabonica, of tropical African forests, having large retractable fangs and geometrically patterned scales of yellow, brown, and sometimes purple.
- 1925–30
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gaboon viper n