glycol

Other forms: glycols

Definitions of glycol
  1. noun
    a sweet but poisonous syrupy liquid used as an antifreeze and solvent
    synonyms: ethanediol, ethylene glycol
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    type of:
    antifreeze
    a liquid added to the water in a cooling system to lower its freezing point
  2. noun
    any of a class of alcohols having 2 hydroxyl groups in each molecule
    synonyms: dihydric alcohol, diol
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    type of:
    alcohol
    any of a series of volatile hydroxyl compounds that are made from hydrocarbons by distillation
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