/ Dictionary / Index E ethyl ether: Meaning and Definition of Find definitions for: eth'yl e'ther Pronunciation: [key] — Chem. Chem. ether (def. 1). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. ethylene series ethyl group Related Content Daily Word Quiz: crutiny Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language