Definition of "butanol" [butanol]

• Either of two butyl alcohols derived from butane and used as solvents and in organic synthesis. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Yet another potential drop-in fuel is butanol, which is an alcohol like ethanol but without the same drawbacks."
• "Researchers at Edinburgh Napier University produced a type of fuel called butanol using "pot ale" - the liquid residue from copper stills - and "draff," or leftover grain."
• "The biofuel, called butanol, gives 30% more power output than ethanol."