First Known Use: 1876
Dictionary
isobutane
noun iso·bu·tane \ˌī-sō-ˈbyü-ˌtān\
Definition of ISOBUTANE
: a gaseous branched-chain hydrocarbon (CH3)3CH isomeric with normal butane that is used especially as a fuel
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Origin of ISOBUTANE
International Scientific Vocabulary
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