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Definition of Allene
1. Noun. (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). ¹
2. Noun. (organic chemistry) Any derivative of such hydrocarbons. ¹
¹ Source: wiktionary.com
Lexicographical Neighbors of Allene
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