SG Heritage Dictionary

Word of the Day: Catachrestical

Viperous [Adjective] Webster's Dictionary 1828

Having the qualities of a viper; malignant; venomous; as a viperous tongue.

Viperous [Noun] Webster's Dictionary 1828

1. A plant of the genus Echium.

2. A plant of the genus Scorzonera.

Viperous [Adjective] Webster's Dictionary 1913

Having the qualities of a viper; malignant; venomous; as, a viperous tongue.