/ Dictionary / Index T triumphalism: Meaning and Definition of Find definitions for: tri•um•phal•ism Pronunciation: (trī-um'fu-liz"um), [key] — n. triumphant spirit or character. the attitude or practices of a church that seeks a position of power and dominance in the world. Cf. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. triumphal arch triumphant Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language