/ Dictionary / Index I isograft: Meaning and Definition of Find definitions for: i•so•graft Pronunciation: (ī'su-graft", -gräft"), [key] — n. Surg. syngraft. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. isogradient isogram Related Content Daily Word Quiz: fidelity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language