pyroxylin pyroxylic • pyroxyline · · · Info · Definitions · Synonyms · Characters · · pyroxylin · · Text Latin · · Script 9 · · Length 4 · · Syllables Definitions · · · (noun) highly flammable nitrocellulose used in making collodion and plastics and lacquers. Synonyms: pyroxyline. · · Noun Definition 1 Synonyms · · · pyroxyline · · Synonym 1 Characters · · i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 x latin small letter x U+0078 y latin small letter y U+0079