Breadcrumb Home > Dictionary > Index I isomeric: Meaning and Definition of Find definitions for: i•so•mer•ic Pronunciation: (ī"su-mer'ik), [key] — adj. of, pertaining to, or displaying isomerism. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: isomeric (Thesaurus) isomerase isomerism ✖ Related Content Daily Word Quiz: acronym Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language