Search Result for "thalarctos": 
Wordnet 3.0

NOUN (1)

1. polar bears; in some classifications not a separate genus from Ursus;
[syn: Thalarctos, genus Thalarctos]



WordNet (r) 3.0 (2006):

Thalarctos
    n 1: polar bears; in some classifications not a separate genus
         from Ursus [syn: Thalarctos, genus Thalarctos]