Source : Webster's Revised Unabridged Dictionary (1913)

Huso \Hu"so\, n. [NL., fr. G. hausen, and E. isin?glass.]
   (Zo["o]l.)
   (a) A large European sturgeon ({Acipenser huso}), inhabiting
       the region of the Black and Caspian Seas. It sometimes
       attains a length of more than twelve feet, and a weight
       of two thousand pounds. Called also {hausen}.