megathere means an extinct, gigantic, ground sloth (Megatherium americanum) that flourished in South America during the Pleistocene epoch.
Etymology
From Ancient Greek μέγας (mégas, “large”) + θηρίον (thēríon, “wild beast”).
noun
- An extinct, gigantic, ground sloth (Megatherium americanum) that flourished in South America during the Pleistocene epoch.
- A member of the family Megatheriidae