/ Dictionary / Index I isocarboxazid: Meaning and Definition of Find definitions for: i•so•car•box•a•zid Pronunciation: (ī"sō-kär-bok'su-zid), [key] — n. Pharm. a potent monoamine oxidase inhibitor, CHNO, used to treat severe depression. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: isocarboxazid (Thesaurus) isobutyl propionate isocarpic 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