D defs.my
Entry 1 sense Webster, 1913

Opossum

/ə-päsʹəm/ · O·pos·sum · IPA /əˈpɑsəm/
01 n. Any American marsupial of the genera Didelphys and Chironectes; called also possum. The common species of the United States is Didelphys V…
  1. 1.
    Any American marsupial of the genera Didelphys and Chironectes; called also possum. The common species of the United States is Didelphys Virginiana.(Zool.) Also: possum
Phrases & compounds
Opossum mouse — See Flying mouse, under Flying.
Opossum shrimp — any schizopod crustacean of the genus Mysis and allied genera. See Schizopoda.