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  1. given to faction; dissentious: A factious group was trying to undermine the government.
  2. pertaining to or proceeding from faction: factious quarrels.

Origin of factious

1525–35; < Latin factiōsus fond of doing, busy, of a company or party, equivalent to facti- (see faction1) + -ōsus -ous
Related formsfac·tious·ly, adverbfac·tious·ness, nounnon·fac·tious, adjectivenon·fac·tious·ly, adverbnon·fac·tious·ness, nouno·ver·fac·tious, adjectiveo·ver·fac·tious·ly, adverbo·ver·fac·tious·ness, nounun·fac·tious, adjectiveun·fac·tious·ly, adverb
Can be confusedfacetious factious factitious fictional fictitiousfactional factious fractious

Synonyms for factious

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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for factiousness

Historical Examples of factiousness

British Dictionary definitions for factiousness


  1. given to, producing, or characterized by faction
Derived Formsfactiously, adverbfactiousness, 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 factiousness



1530s, from Middle French factieux and directly from Latin factiosus "partisan, seditious, inclined to form parties," from factionem (see faction).

Online Etymology Dictionary, © 2010 Douglas Harper