• synonyms


[si-dish-uh s]
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  1. of, relating to, or of the nature of sedition.
  2. given to or guilty of sedition.
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Origin of seditious

1400–50; late Middle English sedicious, equivalent to sedici(oun) sedition + -ous -ous; compare Latin sēditiōsus
Related formsse·di·tious·ly, adverbse·di·tious·ness, nounnon·se·di·tious, adjectivenon·se·di·tious·ly, adverbnon·se·di·tious·ness, nounun·se·di·tious, adjectiveun·se·di·tious·ly, adverbun·se·di·tious·ness, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for seditious

bellicose, defiant, disloyal, disobedient, disorderly, dissident, factious, iconoclastic, insurgent, mutinous, radical, rebel, resistant, revolutionary, riotous, subversive, warring, insurrectionary, treasonable, anarchistic

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British Dictionary definitions for seditious


  1. of, like, or causing sedition
  2. inclined to or taking part in sedition
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Derived Formsseditiously, adverbseditiousness, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for seditious


mid-15c., from Middle French seditieux, from Latin seditiosus "full of discord, factious, mutinous," from seditio (see sedition). Related: Seditiously; seditiousness.

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Online Etymology Dictionary, © 2010 Douglas Harper