/ Dictionary / Index T trivialism: Meaning and Definition of Find definitions for: triv•i•al•ism Pronunciation: (triv'ē-u-liz"um), [key] — n. trivial character. something trivial. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. trivial triviality Related Content Daily Word Quiz: supercilious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language