Hau·sen n. Zool. A large sturgeon (Acipenser huso syn. Huso huso) from the region of the Black Sea; also called Beluga. It is sometimes twelve feet long, and provides the highest quality caviar.
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Hu·so n. Zool. (a) A large European sturgeon (Huso huso or 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 and beluga. It is the source of the finest and most esteemed caviar. (b) The huchen, a large salmon.
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