ethyl group ethyl ether • ethyl radical · · · Info · Definitions · Synonyms · Characters · · ethyl group · · Text Common · · Latin · · Scripts 11 · · Length 3 · · Syllables Definitions · · · (noun) the univalent hydrocarbon radical C2H5 derived from ethane by the removal of one hydrogen atom. Synonyms: ethyl, ethyl group, ethyl radical. · · Noun Definition 1 Synonyms · · · ethyl · · Synonym 1 ethyl radical · · Synonym 2 Characters · · space U+0020 e latin small letter e U+0065 g latin small letter g U+0067 h latin small letter h U+0068 l latin small letter l U+006C o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 t latin small letter t U+0074 u latin small letter u U+0075 y latin small letter y U+0079