fac·tion 1 (f?k?sh?n)n.1. A group of persons forming a cohesive, usually contentious minority within a larger group.2. Conflict within an organization or nation; internal dissension: “Our own beloved country … is now afflicted with faction and civil war” (Abraham Lincoln).[French, from Latin facti?, facti?n-, from factus, past participle of facere, to do; see dh?- in Indo-European roots.]fac?tion·al adj.fac?tion·al·ism n.fac?tion·al·ly adv.fac·tion 2 (f?k?sh?n)n.1. A form of literature or filmmaking that treats real people or events as if they were fictional or uses real people or events as essential elements in an otherwise fictional rendition.2. A literary work or film that is a mix of fact and fiction.[Blend of fact and fiction.]American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.fac?tion?al (?fæk ?? nl) adj. 1. of a faction or factions. 2. partisan. [1640?50] fac?tion?al?ism, n. fac?tion?al?ist, n. Random House Kernerman Webster’s College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.