Found 2 items, similar to olefin.
English → English (WordNet) Definition: olefin olefin n : any unsaturated aliphatic hydrocarbon [syn: alkene, olefine]
English → English (gcide) Definition: olefin olefin \o"le*fin\, olefine \o"le*fine\([=o]"l[-e]*f[i^]n or [=o]"l[-e]*f[=e]n), n. [From Olefiant.] 1. (Chem.) Olefiant gas, or ethylene. See Ethylene. [archaic] [1913 Webster] 2. Hence: (Chem.) Any one of the series of unsaturated hydrocarbons of which ethylene is the type; a member of the alkene series of hydrocarbons; an alkene. [1913 Webster + PJC]