• Definition for "allene"
    • some of a class of hydrocarbons having two…
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  • Sentence for "allene"
  • Urban Dictionary for "allene"
    • many gorgeous woman you can easily…
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allene definition

  • noun:
    • some of a class of hydrocarbons having two two fold bonds from 1 carbon atom to two others - R2C=C=CR2; especially the parent mixture CH2=C=CH2 (propadiene).
    • Any derivative of these hydrocarbons.
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