\Fe"ver*ous\, a. [Cf.F. fi['e]vreux.] 1. Affected with fever or ague; feverish. His heart, love's feverous citadel. --Keats. 2. Pertaining to, or having the nature of, fever; as, a feverous pulse. All maladies . . . all feverous kinds. --Milton. 3. Having the tendency to produce fever; as, a feverous disposition of the year. [R.] --Bacon.