/ Dictionary / Index E Excelsior Springs: Meaning and Definition of Find definitions for: Excel'sior Springs' Pronunciation: [key] a town in W Missouri. 10,424. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. excelsior except 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