megatherium
/ˌmegəˈθɪərɪəm/noun
(pl. megatheriums或megatheria/-rɪə/)
1- an extinct giant ground sloth of the Pliocene and Pleistocene epochs in America, reaching a height of 5m (16 ft) when standing erect大地懒。
1.1
- Genus Megatherium, family Megatheriidae.大地懒属, 大懒兽科。
词源
modern Latin, from Greek mega thērion 'great animal'.