/ Dictionary / Index P polycentrism: Meaning and Definition of Find definitions for: pol•y•cen•trism Pronunciation: (pol"ē-sen'triz-um), [key] — n. the doctrine that a plurality of independent centers of leadership, power, or ideology may exist within a single political system, esp. Communism. the fact of having many centers of authority or importance: the polycentrism of American intellectual life. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. polycentric polychaete Related Content Daily Word Quiz: cygnet Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language