Marsupialia marsupialia • marsupialian · · · Info · Definitions · Characters · · Marsupialia · · Text Latin · · Script 11 · · Length 6 · · Syllables Definitions · · · (noun) coextensive with the subclass Metatheria. Synonyms: order Marsupialia. · · Noun Definition 1 Characters · · M latin capital letter m U+004D a latin small letter a U+0061 i latin small letter i U+0069 l latin small letter l U+006C p latin small letter p U+0070 r latin small letter r U+0072 s latin small letter s U+0073 u latin small letter u U+0075