/ Dictionary / Index S sedition: Meaning and Definition of Find definitions for: se•di•tion Pronunciation: (si-dish'un), [key] — n. incitement of discontent or rebellion against a government. any action, esp. in speech or writing, promoting such discontent or rebellion. rebellious disorder. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: sedition (Thesaurus) sediment yeast seditionary Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language