| didelphis | (n) type genus of the family Didelphidae, Syn. genus Didelphis |
| didelphidae | (n) opossums, Syn. family Didelphidae |
| common opossum | (n) omnivorous opossum of the eastern United States; noted for feigning death when in danger; esteemed as food in some areas; considered same species as the crab-eating opossum of South America, Syn. Didelphis virginiana, Didelphis marsupialis |
| Didelphia | ‖n. pl. [ NL., fr. Gr. &unr_; = &unr_; matrix, uterus. ] (Zool.) The subclass of Mammalia which includes the marsupials. See Marsupialia. [ 1913 Webster ] |
| Didelphian | a. (Zool.) Of or relating to the Didelphia. -- |
| Didelphic | a. (Zool.) Having the uterus double; of or pertaining to the Didelphia. [ 1913 Webster ] |
| Didelphid | n. (Zool.) A marsupial animal. [ 1913 Webster ] |
| Didelphid | a. (Zool.) Same as Didelphic. [ 1913 Webster ] |