Breadcrumb Home > Dictionary > Index I isodimorphism: Meaning and Definition of Find definitions for: i•so•di•mor•phism Pronunciation: (ī"sō-dī-môr'fiz-um), [key] — n. Crystall. isomorphism between the forms of two dimorphous substances. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. isodiametric isodomic ✖ Related Content Daily Word Quiz: cacophony Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language