/ Dictionary / Index R rhinestone: Meaning and Definition of Find definitions for: rhine•stone Pronunciation: (rīn'stōn"), [key] — n. an artificial gem of paste, often cut to resemble a diamond. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: rhinestone (Thesaurus) Rhine Province Rhine wine Related Content Daily Word Quiz: clairvoyant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language