/ Dictionary / Index S structural isomerism: Meaning and Definition of Find definitions for: struc'tural isom'erism Pronunciation: [key] — Chem. Chem. See under(def. 1). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. structuralism structuralize Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language