plat ‧ y ‧ pus /ˈplætəpəs, ˈplætɪpəs/ BrE AmE noun [countable]
[ Date: 1700-1800 ; Language: Modern Latin ; Origin: Greek platypous 'flat-footed' ]
a small furry Australian animal that has a beak and feet like a duck, lays eggs, and produces milk for its young