/ Dictionary / Index I interrelation: Meaning and Definition of Find definitions for: in•ter•re•la•tion Pronunciation: (in"tur-ri-lā'shun), [key] — n. reciprocal relation. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: interrelation (Thesaurus) interrelated interreligious Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language