/ Dictionary / Index R Rieti: Meaning and Definition of Find definitions for: Rie•ti Pronunciation: (rē-et'ēIt.rye'tē), [key] born 1898, U.S. composer, born in Italy. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Riesz space Rietveld Related Content Daily Word Quiz: philtrum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language