Megatherium

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  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]



From WordNet (r) 2.0 [wn]:

  Megatherium
       n : type genus of the Megatheriidae [syn: {genus Megatherium}]