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Definition of ethene noun from the Oxford Advanced Learner's Dictionary

ethene

noun
 
/ˈeθiːn/
 
/ˈeθiːn/
(also ethylene)
[uncountable]
(symbol C2H4)
(chemistry)
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  1. a gas that is present in coal, crude oil and natural gas
    Word Originmid 19th cent.: from ether + -ene.
See ethene in the Oxford Advanced American Dictionary
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noun
 
 
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