/ Dictionary / Index E epoxidation: Meaning and Definition of Find definitions for: ep•ox•i•da•tion Pronunciation: (e-pok"si-dā'shun, i-pok"-), [key] — n. Chem. a reaction that yields an epoxide. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. epos epoxide 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