/ Dictionary / Index I intercession: Meaning and Definition of Find definitions for: in•ter•ces•sion Pronunciation: (in"tur-sesh'un), [key] — n. an act or instance of interceding. an interposing or pleading on behalf of another person. a prayer to God on behalf of another. the interposing of a veto, as by a tribune. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: intercession (Thesaurus) interceptor intercessor Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language