Definition of faction :
1. A party, in political society, combined or acting in union, in opposition to the government, or state; -- usually applied to a minority, but it may be applied to a majority; a combination or clique of partisans of any kind, acting for their own interests, especially if greedy, clamorous, and reckless of the common good.
2. One of the divisions or parties of charioteers ( distinguished by their colors) in the games of the circus.
3. Tumult; discord; dissension.
knot, camp, disagreement, contingent, pressure group, clash, difficulty, religious order, junto, dissent, discord, entente, confederacy, confrontation, contention, variance, combination, dissension, disunity, sector, intrigue, schism, combine, machine, guild, bloc, conflict, disaccord, dissentience, inharmony, cartel, warfare, unit, strife, dissonance, dissidence, conspiracy, difference, friction, discordance, conclave, camarilla, lobby, side, religious sect, war, partnership, concern
council (part of speech: noun)
crew (part of speech: noun)
coterie, herd, force, detachment, detail, troop, posse, fellowship, cell, retinue, litter, flock, fleet, bunch, collection, wing, band, complement, battalion, crowd, fraternity, group, sect, team, caucus, society, crew, union, coalition, assemblage, outfit, party, pack, junta, club, school, circle, regiment, nest, platoon, hive, phalanx, army, set, string, company, gang, tribe, covey, league, drove, body, ring, staff, host, cadre, aggregation, brigade, division, mob, bevy, troupe, cabal, clique, clan, assembly, squad, colony
- They urged me to it; yes, even you, Simbri, my uncle, and for that deed accursed be your head- urged me, saying that it was necessary to end the war between Rassen's faction and my own. - "Ayesha The Further History of She-Who-Must-Be-Obeyed", H. Rider Haggard.
- The minister had sided with the faction which Louisa Irving opposed. - "Lucy Maud Montgomery Short Stories, 1907 to 1908", Lucy Maud Montgomery.
- The Catholic faction had, during the whole war, the doubtful advantage that their quarrels and private dissensions were not brought to light by the press, but their Protestant opponents were broken into parties. - "Pictures of German Life in the XVth XVIth and XVIIth Centuries, Vol. II.", Gustav Freytag.