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olefin

   Also found in: Medical, Encyclopedia, Wikipedia 0.03 sec.
o·le·fin  (l-fn)
n.
Any of a class of unsaturated open-chain hydrocarbons such as ethylene, having the general formula CnH2n; an alkene with only one carbon-carbon double bond.
[French (gaz) oléfiant, oil-forming (gas), ethylene : Latin oleum, oil; see oil + French -fiant, present participle of -fier, -fy.]
ole·finic adj.
olefin  (l-fn)
See alkene.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.olefin - any unsaturated aliphatic hydrocarbon
alkene, olefine
aliphatic compound - organic compound that is an alkane or alkene or alkyne or their derivative
ethene, ethylene - a flammable colorless gaseous alkene; obtained from petroleum and natural gas and used in manufacturing many other chemicals; sometimes used as an anesthetic
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