The Collaborative International Dictionary of English v.0.48:

Tamanoir \Ta`ma*noir"\, n. (Zool.)
   The ant-bear.
   [1913 Webster]

WordNet (r) 3.0 (2006):

tamanoir
    n 1: large shaggy-haired toothless anteater with long tongue and
         powerful claws; of South America [syn: ant bear, giant
         anteater, great anteater, tamanoir, Myrmecophaga
         jubata]