/ Dictionary / Index W water sapphire: Meaning and Definition of Find definitions for: wa'ter sap"phire Pronunciation: [key] a transparent variety of cordierite, found in Sri Lanka, Madagascar, and elsewhere, sometimes used as a gem. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Waters watersaver Related Content Daily Word Quiz: procrastinate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language