1. The raising of commotion in a state, not amounting to insurrection; conduct tending to treason, but without an overt act; excitement of discontent against the government, or of resistance to lawful authority. In soothing them, we nourish 'gainst our senate The cockle of rebellion, insolence, sedition. (Shak) Noisy demagogues who had been accused of sedition. (Macaulay)
Origin: OE. Sedicioun, OF. Sedition, F. Sedition, fr. L. Seditio, originally, a going aside; hence, an insurrectionary separation; pref. Se-, sed-, aside _ itio a going, fr. Ire, itum, to go. Cf. Issue.