glycerol - Definitions from Dictionary.com

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Dictionary.com Unabridged (v 1.1) - Cite This Source - Share This

glyc·er·ol

Audio Help [glis-uh-rawl, -rol] Pronunciation Key

–noun

a colorless, odorless, syrupy, sweet liquid, C₃H₈O₃, usually obtained by the saponification of natural fats and oils: used for sweetening and preserving food, in the manufacture of cosmetics, perfumes, inks, and certain glues and cements, as a solvent and automobile antifreeze, and in medicine in suppositories and skin emollients.

Also called glycerin, glycerine.

[Origin: 1880–85; glycer(in) + -ol¹

]

Dictionary.com Unabridged (v 1.1)
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006.

Encyclopædia Britannica, Inc.
glycerol

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American Heritage Dictionary - Cite This Source - Share This

glyc·er·ol Audio Help (glĭs'ə-rôl', -rōl') Pronunciation Key
n. A syrupy, sweet, colorless or yellowish liquid, C₃H₈O₃, obtained from fats and oils as a byproduct of saponification and used as a solvent, an antifreeze, a plasticizer, and a sweetener and in the manufacture of dynamite, cosmetics, liquid soaps, inks, and lubricants.

[glycer(in) + -ol¹.]

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The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2006 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.

WordNet - Cite This Source - Share This

glycerol
noun
a sweet syrupy trihydroxy alcohol obtained by saponification of fats and oils

The American Heritage Science Dictionary - Cite This Source - Share This

glycerol Audio Help (glĭs'ə-rôl') Pronunciation Key
A sweet, syrupy liquid obtained from animal fats and oils or by the fermentation of glucose. It is used as a solvent, sweetener, and antifreeze and in making explosives and soaps. Glycerol consists of a propane molecule attached to three hydroxyl (OH) groups. Also called glycerin, glycerine. Chemical formula: C₃H₈O₃.

Webster's Revised Unabridged Dictionary - Cite This Source - Share This

glycerol

Glyc"er*in\, Glycerine \Glyc"er*ine\, n. [F. glyc['e]rine, fr. Gr. glykero`s, glyky`s, sweet. Cf. Glucose, Licorice.] (Chem.) An oily, viscous liquid, C3H5(OH)3, colorless and odorless, and with a hot, sweetish taste, existing in the natural fats and oils as the base, combined with various acids, as oleic, margaric, stearic, and palmitic. It is a triatomic alcohol, and hence is also called glycerol. See Note under Gelatin.

Note: It is obtained from fats by saponification, or, on a large scale, by the action of superheated steam. It is used as an ointment, as a solvent and vehicle for medicines, and as an adulterant in wine, beer, etc.

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