alkyl radical alkyloxy • alkyne · · · Info · Definitions · Synonyms · Characters · · alkyl radical · · Text Common · · Latin · · Scripts 13 · · Length 5 · · Syllables Definitions · · · (noun) any of a series of univalent groups of the general formula CnH2n+1 derived from aliphatic hydrocarbons. Synonyms: alkyl, alkyl group, alkyl radical. · · Noun Definition 1 Synonyms · · · alkyl · · Synonym 1 alkyl group · · Synonym 2 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 d latin small letter d U+0064 i latin small letter i U+0069 k latin small letter k U+006B l latin small letter l U+006C r latin small letter r U+0072 y latin small letter y U+0079