alcohol

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 [ˈælkəhɒl]



WordReference Random House Learner's Dictionary of American English © 2019
al•co•hol /ˈælkəˌhɔl, -ˌhɑl/USA pronunciation   n. [uncountable]
  1. Chemistrya colorless liquid produced by yeast fermentation and found in wine, beer, and liquor.
  2. Winewhiskey, gin, vodka, or any other intoxicating liquor containing this liquid.

WordReference Random House Unabridged Dictionary of American English © 2019
al•co•hol  (alkə hôl′, -hol′),USA pronunciation n. 
  1. ChemistryAlso called  ethyl alcohol, grain alcohol, ethanol, fermentation alcohol. a colorless, limpid, volatile, flammable, water-miscible liquid, C2H5OH, having an etherlike odor and pungent, burning taste, the intoxicating principle of fermented liquors, produced by yeast fermentation of certain carbohydrates, as grains, molasses, starch, or sugar, or obtained synthetically by hydration of ethylene or as a by-product of certain hydrocarbon syntheses: used chiefly as a solvent in the extraction of specific substances, in beverages, medicines, organic synthesis, lotions, tonics, colognes, rubbing compounds, as an automobile radiator antifreeze, and as a rocket fuel. Cf. denatured alcohol, methyl alcohol.
  2. Winewhiskey, gin, vodka, or any other intoxicating liquor containing this liquid.
  3. Chemistryany of a class of chemical compounds having the general formula ROH, where R represents an alkyl group and –OH a hydroxyl group, as in methyl alcohol, CH3OH, or ethyl alcohol, C2H5OH.
  • Arabic al-kuḥl the powdered antimony, the distillate
  • Medieval Latin
  • Neo-Latin
  • 1535–45


Collins Concise English Dictionary © HarperCollins Publishers::

alcohol /ˈælkəˌhɒl/ n

  1. Also called: ethanol, ethyl alcohol a colourless flammable liquid, the active principle of intoxicating drinks, produced by the fermentation of sugars, esp glucose, and used as a solvent and in the manufacture of organic chemicals. Formula: C2H5OH
  2. a drink or drinks containing this substance
  3. any one of a class of organic compounds that contain one or more hydroxyl groups bound to carbon atoms. The simplest alcohols have the formula ROH, where R is an alkyl group
    Compare phenol
Etymology: 16th Century: via New Latin from Medieval Latin, from Arabic al-kuhl powdered antimony; see kohl



'alcohol' also found in these entries:
Collocations: the percentage of alcohol [content, volume], in [treatment, rehabilitation] for alcohol addiction, the [sale, distribution] of alcohol, more...

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