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/ˈdaɪ.iːn/ · noun
(organic chemistry) An organic compound, especially a hydrocarbon, containing two double bonds..
Use diene when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Diene means (organic chemistry) An organic compound, especially a hydrocarbon, containing two double bonds..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use diene where its definition matches the intended context.
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