glycerol

American  

[glis-uh-rawl, -rol] / ˈglɪs əˌrɔl, -ˌrɒl /

noun

1. a colorless, odorless, syrupy, sweet liquid, C 3 H 8 O 3 , 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.

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glycerol British  

/ ˈɡlɪsəˌrɒl /

noun

1. Also called (not in technical usage): glycerine, glycerin. a colourless or pale yellow odourless sweet-tasting syrupy liquid; 1,2,3-propanetriol: a by-product of soap manufacture, used as a solvent, antifreeze, plasticizer, and sweetener ( E422 ). Formula: C 3 H 8 O 3

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glycerol Scientific  

/ glĭs′ə-rôl′ /

1. 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: C ₃ H ₈ O ₃ .

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Etymology

Origin of glycerol

First recorded in 1880–85; glycer(in) + -ol ¹

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Example Sentences

See Examples For:

glycerol

Instead, the researchers detected increased release of glycerol outside the cells, which is an important sign that stored fat is being broken down.

From Science Daily ● Sep. 5, 2026

"Our study has revealed for the first time that bacteria supplied with glycerol as a carbon source can convert toxic uranium dissolved in water into a stable chemical compound," says Krawczyk-Bärsch.

From Science Daily ● Aug. 9, 2026

They blended it with modified starch and bentonite nanoclay, then added glycerol and polyvinyl alcohol to improve durability and flexibility.

From Science Daily ● Feb. 28, 2026

The government watchdog said slushed ice drinks containing glycerol - a type of sweetener - were unsafe for young children, and consumption of them should be limited for children aged between seven and 10.

From BBC ● Jul. 17, 2025

The resulting glycerol percentages after mixing the sidearm and main compartment contents were 0, 4, 8, and 12 percent.

From Preservation of Bull Semen at Sub-Zero Temperatures by M. E. Friedman

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