Definition of butane in English:


Syllabification: bu·tane
Pronunciation: /ˈbyo͞oˌtān


  • A flammable hydrocarbon gas that is a constituent of petroleum and is used in bottled form as a fuel. It is a member of the alkane series. See also isobutane.
    • Chemical formula: CH3CH2CH2CH3
    More example sentences
    • The remaining butane and methane are recycled and reused to fuel the process.
    • Sudden sniffing death is particularly associated with abuse of butane, propane and chemicals in aerosols.
    • He filmed them apparently putting butane gas into a bottle and setting fire to it.


late 19th century: from butyl + -ane2.

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