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
First Known Use: 1876

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