Source : Webster's Revised Unabridged Dictionary (1913)

Tayra \Tay"ra\, n. [From the native name.] (Zo["o]l.)
   A South American carnivore ({Galera barbara}) allied to the
   grison. The tail is long and thick. The length, including the
   tail, is about three feet. [Written also {taira}.]

Source : WordNet®

tayra
     n : long-tailed arboreal mustelid of Central America and South
         America [syn: {taira}, {Eira barbara}]