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Definition of Didelphis
1. Noun. Type genus of the family Didelphidae.
Exact synonyms: Genus Didelphis
Generic synonyms: Mammal Genus
Group relationships: Didelphidae, Family Didelphidae
Member holonyms: Crab-eating Opossum
Generic synonyms: Mammal Genus
Group relationships: Didelphidae, Family Didelphidae
Member holonyms: Crab-eating Opossum
Medical Definition of Didelphis
1. A genus of marsupials, commonly called opossums, that serve as reservoir hosts of Trypanosoma cruzi. Didelphis marsupialis is the common North American variety; Didelphis paraguayensis is a South American form. Origin: G. Di-, two, + delphys, womb (05 Mar 2000)