Found 2 items, similar to Megatherium.
English → English (WordNet) Definition: Megatherium Megatherium n : type genus of the Megatheriidae [syn: genus Megatherium]
English → English (gcide) Definition: Megatherium Megathere \Meg"a*there\, Megatherium \Meg`a*the"ri*um\, n. [NL. megatherium, fr. Gr. me`gas great + qhri`on beast.] (Paleon.) An extinct gigantic quaternary mammal, allied to the ant-eaters and sloths. Its remains are found in South America. [1913 Webster]