propyl radical propylon • propylthiouracil · · · Info · Definitions · Synonyms · Characters · · propyl radical · · Text Common · · Latin · · Scripts 14 · · Length 5 · · Syllables Definitions · · · (noun) the monovalent organic group C3H7- obtained from propane. Synonyms: propyl, propyl group, propyl radical. · · Noun Definition 1 Synonyms · · · propyl · · Synonym 1 propyl 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 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 y latin small letter y U+0079