/ Dictionary / Index I iproniazid: Meaning and Definition of Find definitions for: i•pro•ni•a•zid Pronunciation: (ī"pru-nī'u-zid), [key] — n. Pharm. a compound, CHNO, used in the treatment of mental depression and tuberculosis. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. ipratropium bromide ips Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language