/ Dictionary / Index R ridotto: Meaning and Definition of Find definitions for: ri•dot•to Pronunciation: (ri-dot'ō), [key] — pl. -tos. a public ball or dance with music and often in masquerade, popular in the 18th century. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. ridley riebeckite Related Content Daily Word Quiz: pugilist Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language