actinomycin actinomycetous • actinomycoma · · · Info · Definitions · Characters · · actinomycin · · Text Latin · · Script 11 · · Length Definitions · · · (noun) any of various red antibiotics isolated from soil bacteria. · · Noun Definition 1 Characters · · a latin small letter a U+0061 c latin small letter c U+0063 i latin small letter i U+0069 m latin small letter m U+006D n latin small letter n U+006E o latin small letter o U+006F t latin small letter t U+0074 y latin small letter y U+0079