/ Dictionary / Index R riches: Meaning and Definition of Find definitions for: rich•es Pronunciation: (rich'iz), [key] — n.pl. abundant and valuable possessions; wealth. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: riches (Thesaurus) richen Richet Related Content Daily Word Quiz: soporific Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language