/ Dictionary / Index R Rivers: Meaning and Definition of Find definitions for: Riv•ers Pronunciation: (riv'urz), [key] — n. (Yitzroch Loiza Grossberg), born 1923, U.S. painter. 1865–1922, English physiologist and anthropologist. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: rivers (Thesaurus) River Rouge riverscape Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language