- any of various mouse-sized to rat-sized marsupials of the family Dasyuridae, occurring in Australia, New Guinea, and Tasmania: some species are rare or endangered.
- the mouselike crested-tailed Dasycercus cristicauda of Australian deserts.
Also called marsupial rat.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- any mouselike insectivorous marsupial of the subfamily Phascogalinae: family Dasyuridae