Pronunciation: (glī'kôl, -kol), [key]
1. Also called ethylene glycol, ethylene alcohol. a colorless, sweet liquid, C2H6O2, used chiefly as an automobile antifreeze and as a solvent.
2. Also called diol. any of a group of alcohols containing two hydroxyl groups.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.