Emily Dickinson Lexicon

FERV'ENT, a. [L. fervens, from ferveo, to be hot, to boil, to glow; Ar. فَارَ, faura, to boil, to swell with heat, to ferment. Class Br, No. 30. Ferveo gives the Spanish hervir, to boil, to swarm as bees, whose motions resemble the boiling of water.]

1. Hot; boiling; as, a fervent summer; fervent blood. Spenser. Wotton.
2. Hot in temper; vehement. They are fervent to dispute. Hooker.
3. Ardent; very warm; earnest; excited; animated; glowing; as, a fervent zeal; fervent piety. Fervent in spirit. Rom. xii.