Word Study
glycol
CIDE DICTIONARY
glycol, n. [Glycerin + -ol. See Glycerin.].
A thick, colorless liquid, C2H4(OH)2 , of a sweetish taste, produced artificially from certain ethylene compounds. It is a diacid alcohol, intermediate between ordinary ethyl alcohol and glycerin. [1913 Webster]
OXFORD DICTIONARY
glycol, n. a diol, esp. ethylene glycol.
Derivative
glycolic adj. glycollic adj.
Etymology
GLYCERINE + -OL(1), orig. as being intermediate between glycerine and alcohol
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