didelphous
Di*del"phous, a. (Zoöl.) Defn: Didelphic. Di*del"phous, n. Etym: [NL. See Didelphia.] (Zoöl.) Defn: Formerly, any marsupial; but the term is now restricted to an American genus which includes the opossums, of which there are many species. See Opossum. [Written also Didelphis.] See Illustration in Appendix. Cuvier.