allotropy allotropous • allotrylic · · · Info · Definitions · Synonyms · Characters · · allotropy · · Text Latin · · Script 9 · · Length 4 · · Syllables Definitions · · · (noun) the phenomenon of an element existing in two or more physical forms. Synonyms: allotropism. · · Noun Definition 1 Synonyms · · · allotropism · · Synonym 1 Characters · · a latin small letter a U+0061 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 y latin small letter y U+0079