1874, present-participle adjective from infuriate (v.). Related: Infuriatingly.
Entries linking to infuriating
infuriate v.
1660s, from Italian infuriato, from Medieval Latin infuriatus, past participle of infuriare "to madden, enrage," from Latin in furia "in a fury," from ablative of furia (see fury). Also from 1660s as an adjective in English, but this use is rare. Related: Infuriated; infuriating.