Breadcrumb Home > Dictionary > Index P Cite partisanism: Meaning and Definition of Find definitions for: par•ti•san•ism Pronunciation: (pär'tu-zu-niz"um, -su-), [key] — n. partisan action or spirit. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. partisan partita TrendingHere are the facts and trivia that people are buzzing about. January 2021 Current Events: US News The Holocaust (1933–1945) Chinese New Year History, Meaning, and Celebrations Noble Titles and Ranks in a Monarchy The 5 Best Air Purifiers of 2020 Inaugural Trivia Related Content Daily Word Quiz: obviate Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language