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Word: allene (lookup usage) (lookup stats)


Meaning:

Noun:

  • organic chemistry Any derivative of such hydrocarbons.
  • organic chemistry Any of a class of hydrocarbons having two double bonds from one carbon atom to two others - R2C=C=CR2; especially the parent compound CH2=C=CH2 (propadiene).

Source: Wiktionary | Src Info »