Webster's Revised Unabridged Dictionary · 1913

Vehement

Vehement , adjective

[Latin vehemens, the first part of which is perhaps akin to vehere to carry, and the second mens mind: compare French véhément. Compare Vehicle, and Mental.]

1.
Acting with great force; furious; violent; impetuous; forcible; mighty; as, a vehement wind; a vehement torrent; a vehement fire or heat.
2.
Very ardent; very eager or urgent; very fervent; passionate; as, a vehement affection or passion.
Vehement instigation. — Shakespeare
Vehement desire. — Milton