alcohol

[al-kuh-hawl, -hol]

noun

1. Also called ethyl alcohol, grain alcohol, ethanol. Also called fermentation alcohol. a colorless, limpid, volatile, flammable, water-miscible liquid, C 2 H 5 OH, 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.

2. whiskey, gin, vodka, or any other intoxicating liquor containing this liquid.

3. Chemistry.,  any 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, CH 3 OH, or ethyl alcohol, C 2 H 5 OH.

alcohol

/ ˈælkəˌhɒl /

noun

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: C 2 H 5 OH

2. a drink or drinks containing this substance

3. chem 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 See also diol triol

alcohol

1. Any of a large number of colorless, flammable organic compounds that contain the hydroxyl group (OH) and that form esters with acids. Alcohols are used as solvents and for manufacturing dyes, perfumes, and pharmaceuticals. Simple alcohols, such as methanol and ethanol, are water-soluble liquids, while more complex ones, like cetyl alcohol, are waxy solids. Names of alcohols usually end in –ol.

2. Ethanol.

Word History and Origins

Origin of alcohol¹

1535–45; < New Latin < Medieval Latin < Arabic al-kuḥl the powdered antimony, the distillate

Word History and Origins

Origin of alcohol¹

C16: via New Latin from Medieval Latin, from Arabic al-kuhl powdered antimony; see _kohl

Example Sentences

But can pubs - inextricably linked to the sale of booze - entice the younger generation to its premises when the around one-third of under-25s and 20% of all Brits don't drink alcohol?

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I started drinking alcohol around age 18 as a freshman in college.

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Black Sabbath, named after a horror movie, soon followed and made Osbourne rich enough to develop world-class alcohol and drug regimens.

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He struggled with depression and alcohol and drug abuse, entering rehab twice, and nearly died in a 2005 car crash.

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Paul reportedly abused alcohol as a teenager and young adult, and his friends have said they called his intoxicated alter ego “Timmy” because his behavior changed significantly when he was drinking.

Read more on Los Angeles Times

Related Words

• booze 
• drink 
• ethanol 
• liquor 
• methanol 
• smoke