benzylpenicillin benzylidene • benzyl radical · · · Info · Definitions · Synonyms · Characters · · benzylpenicillin · · Text Latin · · Script 16 · · Length 6 · · Syllables Definitions · · · (noun) the penicillin that constitutes the principal component of many commercial antibiotics. Synonyms: penicillin G. · · Noun Definition 1 Synonyms · · · penicillin g · · Synonym 1 Characters · · b latin small letter b U+0062 c latin small letter c U+0063 e latin small letter e U+0065 i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E p latin small letter p U+0070 y latin small letter y U+0079 z latin small letter z U+007A