Definition of glycerol in English:


Syllabification: glyc·er·ol
Pronunciation: /ˈglisəˌrôl, -ˌräl


  • A colorless, sweet, viscous liquid formed as a byproduct in soap manufacture. It is used as an emollient and laxative, and for making explosives and antifreeze.
    • A trihydric alcohol; chemical formula: CH2(OH)CH(OH)CH2(OH)
    More example sentences
    • The acetins are derivatives of glycerol that are prepared by heating glycerol with acetic acid.
    • Such agents include glucose, propylene glycerol, polyethylene glycol and hypaque.
    • Fats can be reduced in a solution of sodium hydroxide to produce glycerol and another kind of lipid, soap.


late 19th century: from glycerin + -ol.

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