/ Dictionary / Index W world exposition: Meaning and Definition of Find definitions for: world' exposi'tion Pronunciation: [key] — (often caps.) See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. World Day of Prayer world-famous Related Content Daily Word Quiz: eureka Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language