viper

1. a. Any one of numerous species of Old World venomous makes belonging to Vipera, Clotho, Daboia, and other genera of the family Viperidae. Source: opted

2. a. A dangerous, treacherous, or malignant person. Source: opted

3. n. venomous Old World snakes characterized by hollow venom-conducting fangs in the upper jaw Source: wordnet

4. 1. (Zoöl.) Any one of numerous species of Old World venomous makes belonging to Vipera, Clotho, Daboia, and other genera of the family Viperidæ. There came a viper out of the heat, and fastened on his hand. Acts xxviii. 3. Note: Among the best-known species are the European adder (Pelias berus), the European asp (Vipera aspis), the African horned viper (V. cerastes), and the Indian viper (Daboia Russellii). 2. A dangerous, treacherous, or malignant person. Who committed To such a viper his most sacred trust Of secrecy. Milton. Horned viper. (Zoöl.) See Cerastes. -- Red viper (Zoöl.), the copperhead. -- Viper fish (Zoöl.), a small, slender, phosphorescent deep-sea fish (Chauliodus Sloanii). It has long ventral and dorsal fins, a large mouth, and very long, sharp teeth. -- Viper's bugloss (Bot.), a rough-leaved biennial herb (Echium vulgare) having showy purplish blue flowers. It is sometimes cultivated, but has become a pestilent weed in fields from New York to Virginia. Also called blue weed. -- Viper's grass (Bot.), a perennial composite herb (Scorzonera Hispanica) with narrow, entire leaves, and solitary heads of yellow flowers. The long, white, carrot-shaped roots are used for food in Spain and some other countries. Called also viper grass. Source: webster

5. Any one of numerous species of Old World venomous makesbelonging to Vipera, Clotho, Daboia, and other genera of the familyViperidæ.There came a viper out of the heat, and fastened on his hand. Actsxxviii. 3. Source: adambom

6. n:100 n. venomous Old World snakes characterized by hollow venom-conducting fangs in the upper jaw Source: ecdict

Thesaurus links

From the definitions

Explore more