petro-butanol

petrobutanol

[pe-troh-byoot-n-awl]
noun
See under butanol ( def 2 ).
Dictionary.com Unabridged

butanol

[byoot-n-awl, -ol]
noun Chemistry.
2.
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:
1890–95; butane + -ol1

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Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
butanol (ˈbjuːtəˌnɒl)
 
n
Also called: butyl alcohol 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
 
[C19: from butan(e) + -ol1]

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American Heritage
Science Dictionary
butanol   (by'tə-nôl', -nōl', nŏl')  Pronunciation Key 
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.
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