/ Dictionary / Index R renography: Meaning and Definition of Find definitions for: re•nog•ra•phy Pronunciation: (rē-nog'ru-fē), [key] — n. Med. x-ray examination of the kidney following injection of a radiopaque substance. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Reno Renoir 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