|marsupial (mɑːˈsjuːpɪəl, -ˈsuː-)|
|1.||any mammal of the order Marsupialia, in which the young are born in an immature state and continue development in the marsupium. The order occurs mainly in Australia and South and Central America and includes the opossums, bandicoots, koala, wombats, and kangaroos|
|2.||of, relating to, or belonging to the Marsupialia|
|3.||of or relating to a marsupium|
|[C17: see |
Any of various mammals of the order Marsupialia, whose young are very undeveloped when born and continue developing outside their mother's body attached to one of her nipples. Most marsupials have longer hindlegs than forelimbs, and the females usually have pouches in which they carry their young. Kangaroos, opossums, and koalas are marsupials.