any member of the alkene series.
Also o·le·fine [oh-luh-fin, -feen] /ˈoʊ lə fɪn, -ˌfin/.
Origin of olefin
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Any of a group of unsaturated open chain hydrocarbons possessing one or more double bonds, the simplest of which is ethylene.
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