/ Dictionary / Index D diethylene glycol: Meaning and Definition of Find definitions for: di•eth'yl•ene gly'col Pronunciation: (dī-eth'u-lēn"), [key] — Chem. Chem. a syrupy colorless liquid, CHO, used as a solvent for cellulose nitrate and as a fabric softener. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. diethylcarbamazine diethyl ether Related Content Daily Word Quiz: agitated Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language