Definition of glycol in English:



  • 1

    short for ethylene glycol
    • ‘Several very different solutes, ranging from glycine and glycerol to triethylene glycol, were used to vary the water chemical potential.’
    • ‘Alexander Mikhailovich Butlerov had hydrolyzed methylene acetate while trying to form methyl glycol and produced formaldehyde gas.’
    • ‘The glycol lubricates the main bearings, prevents the water from freezing, and can be separated from the water through heating.’
    • ‘A glycol is an aliphatic organic compound in which two hydroxyl groups are present.’
    • ‘Simulant rockets containing water or ethyl glycol instead of chemical agent were used to train soldiers on the proper handling and firing of the M55.’
    1. 1.1Chemistry
      another term for diol
      • ‘Noncharged polymeric polyethylene glycols have been employed for pore sizing experiments in planar lipid bilayers but have never been used in patchclamp experiments.’
      • ‘Other glycols are also used in polymer production; for example, tetramethylene glycol is used to produce polyesters, and diethylene glycol is used in the manufacture of polyurethane and unsaturated polyester resins.’
      • ‘Vapor diffusion systems involving solutions with high concentrations of high molecular weight polyethylene glycols and low ionic strengths are very sensitive to drop volume and take a longer time to equilibrate.’
      • ‘Aliphatic and aromatic hydrocarbons, ketones, ethers, glycols and higher alcohols are not corrosive to magnesium and its alloys.’
      • ‘Aliphatic dihydric alcohols are known as glycols.’


Mid 19th century (applied to ethylene glycol): from glycerine + -ol (originally intended to designate a substance intermediate between glycerine and alcohol).