[mar.su.pi.al] adj (1819) 1: of, relating to, or being a marsupial
2: of, relating to, or forming a marsupium
[2]marsupial n [NL Marsupialia, fr. marsupium] (ca. 1835): any of an order (Marsupialia) of mammals comprising kangaroos, wombats, bandicoots, opossums, and related animals that do not develop a true placenta and that usu. have a pouch on the abdomen of the female which covers the teats and serves to carry the young