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[byoot-n-awl, -ol] /ˈbyut nˌɔl, -ˌɒl/
noun, Chemistry
butanol that is made from fossil fuels (petrobutanol) or from certain plants or algae (biobutanol) and which is used as an alternative to gasoline.
Origin of butanol
1890-95; butane + -ol1 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for butanol
  • The difference here is the type of fuel that comes out of the microbes: butanol.
  • butanol-a promising next-generation biofuel-packs more energy than ethanol and can be shipped via oil pipelines.
  • These organisms produce organic molecules that have been used to make butanol and other liquid fuels.
  • butanol can be mixed with gasoline in high percentages.
  • Two molecules of butanol are formed for each molecule of acetone.
British Dictionary definitions for butanol


a colourless substance existing in four isomeric forms. The three liquid isomers are used as solvents for resins, lacquers, etc, and in the manufacture of organic compounds. Formula: C4H9OH Also called butyl alcohol
Word Origin
C19: from butan(e) + -ol1
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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butanol in Science
  (by'tə-nôl', -nōl', nŏl')   
Either of the two butyl alcohols that are derived from butane and have a straight chain of carbon atoms. Butanols are used as solvents and in organic synthesis. Chemical formula: C4H10O.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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