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Definition of Ground sloth
1. Noun. Gigantic extinct terrestrial sloth-like mammal of the Pliocene and Pleistocene in America.
Exact synonyms: Megathere
Generic synonyms: Megatherian, Megatherian Mammal, Megatheriid
Group relationships: Genus Megatherium, Megatherium
Generic synonyms: Megatherian, Megatherian Mammal, Megatheriid
Group relationships: Genus Megatherium, Megatherium