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单词 glycerol
释义

Definition of glycerol in English:

glycerol

noun ˈɡlɪs(ə)rɒl
mass noun
  • A colourless, sweet, viscous liquid formed as a by-product 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)

    Example sentencesExamples
    • Fats can be reduced in a solution of sodium hydroxide to produce glycerol and another kind of lipid, soap.
    • 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.
    • The fats or oils from these sources are isolated and hydrolyzed to produce glycerol and fatty acids.
    • Fatty acids form esters with alcohols, and the common esters are glycerides, because the alcohol involved is glycerol.

Origin

Late 19th century: from glycerine + -ol.

 
 

Definition of glycerol in US English:

glycerol

noun
  • 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)

    Example sentencesExamples
    • 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.
    • The fats or oils from these sources are isolated and hydrolyzed to produce glycerol and fatty acids.
    • The acetins are derivatives of glycerol that are prepared by heating glycerol with acetic acid.
    • Fatty acids form esters with alcohols, and the common esters are glycerides, because the alcohol involved is glycerol.

Origin

Late 19th century: from glycerin + -ol.

 
 
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更新时间:2024/11/13 8:59:45