Any violent agitation of the mind approaching to distraction; violent and temporary derangement of the mental faculties; madness; rage. All else is towering frenzy and distraction. (Addison) The poet’s eye in a fine frenzy rolling. (Shak)
Synonym: insanity, lunacy, madness, derangment, alienation, aberration, delirium. See insanity.
Origin: oe. Frenesie, fransey, f. Frenesie, L. Phrenesis, fr. Gr. For disease of the mind, phrenitis, fr. Mind. Cf. Frantic, Phrenitis.