/ Dictionary / Index I isocyanide: Meaning and Definition of Find definitions for: i•so•cy•a•nide Pronunciation: (ī"su-sī'u-nīd", -nid), [key] — n. Chem. a compound containing an isocyano group. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. isocyanic acid isocyanine 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