ethylene glycol

noun

The organic compound, HO-CH₂-CH₂-OH, a clear, colorless liquid under normal conditions, widely used as a vehicle engine coolant due to its antifreeze properties.

Meanings

nounethylene glycol (uncountable)

alternative ethyleneglycol

  1. uncountablechemistryThe organic compound, HO-CH₂-CH₂-OH, a clear, colorless liquid under normal conditions, widely used as a vehicle engine coolant due to its antifreeze properties.

    ‘Antifreeze contains ethylene glycol, rather good stuff.’

    2016, Ian McEwan, Nutshell, Vintage, page 50
    1 more example

    It is concerned in the manufacture of ethylene glycol, a principal raw material in the production of Terylene, and a block train of eleven 25-ton tank wagons, designed by I.C.I., has been specially constructed by B.R. to convey output to I.C.I.'s Wilton works in North Yorkshire.

    1962 October, “Talking of Trains: New I.C.I. block tank train”, in Modern Railways, page 224

    Synonyms: EG, ethane-1,2-diol, monoethylene glycol, MEG

Synonyms & antonyms

nounThe organic compound, HO-CH₂-CH₂-OH, a clear, colorless liquid under normal conditions, widely used as a vehicle engine coolant due to its antifreeze properties.

Similar

More synonyms by meaning

nouna sweet but poisonous syrupy liquid used as an antifreeze and solvent

Broader

Synonym sets from Open English WordNet, CC BY 4.0.

Translations

Chinese Mandarin 乙二醇
  • 乙二醇 (yǐ'èrchún)(organic chemistry) organic compound HO-CH2-CH2-OH
Czech etylenglykol
  • etylenglykol(organic chemistry) organic compound HO-CH2-CH2-OH
French éthylène glycol
  • éthylène glycol(organic chemistry) organic compound HO-CH2-CH2-OH
German Ethylenglycol, Äthylenglykol
  • Ethylenglycol(organic chemistry) organic compound HO-CH2-CH2-OH
  • Äthylenglykol(organic chemistry) organic compound HO-CH2-CH2-OH
Cite this entry
APA

ethylene glycol. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/ethylene%20glycol

MLA

“ethylene glycol.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/ethylene%20glycol. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “ethylene glycol,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/ethylene%20glycol.

Source: ethylene glycol on Wiktionary, CC BY-SA 4.0.