Thalarctos thalarctos • thalarctos maritimus · · · Info · Definitions · Characters · · Thalarctos · · Text Latin · · Script 10 · · Length 3 · · Syllables Definitions · · · (noun) polar bears; in some classifications not a separate genus from Ursus. Synonyms: genus Thalarctos. · · Noun Definition 1 Characters · · T latin capital letter t U+0054 a latin small letter a U+0061 c latin small letter c U+0063 h latin small letter h U+0068 l latin small letter l U+006C o latin small letter o U+006F r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074