/ Dictionary / Index I interfaith: Meaning and Definition of Find definitions for: in•ter•faith Pronunciation: (in'tur-fāth'), [key] — adj. of, operating, or occurring between persons belonging to different religions: an interfaith service. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: interfaith (Thesaurus) interfacing interfenestration Related Content Daily Word Quiz: penury Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language