/ Dictionary / Index C coexistence: Meaning and Definition of Find definitions for: co•ex•ist•ence Pronunciation: (kō"ig-zis'tuns), [key] — n. the act or state of coexisting. a policy of living peacefully with other nations, religions, etc., despite fundamental disagreements. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: coexistence (Thesaurus) coexist coextend Related Content Daily Word Quiz: resilient Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language