From Longman Dictionary of Contemporary Englishseditionse‧di‧tion /sɪˈdɪʃən/ noun [uncountable] formal REBELLION/REVOLUTIONspeech, writing, or actions intended to encourage people to disobey a government Trade union leaders were charged with sedition. —seditious adjective a seditious speech
Examples from the Corpus
sedition• Some of them, such as sedition in both its Jacobite and Jacobin forms, have always interested historians.• Crime, and even sedition, festered in the crowded streets.• On her return she was imprisoned for sedition, a charge arising from articles published in her newspaper during her absence.• The clubs were suspected of being centres of sedition.• Hu was arrested on charges of sedition.• Tried in Hanoi on charges of sedition, he died under house arrest in Hue fifteen years later.• The charges were preaching sedition in three published articles.• He was then arrested and charged with sedition.• As expected, Chihana was re-arrested within three days of his release, and charged with sedition.• The word from Lilongwe now is that Chihana will be charged with sedition, a capital offence.Origin sedition (1300-1400) Old French Latin seditio “separation, sedition”, from se- “apart” + itio “going”