n. A cetacean, Delphinapterus leucas, found in the Arctic Ocean.
n. A fish, Huso huso, found in the Caspian Sea and the Black Sea, that is a source of caviar
the GNU version of the Collaborative International Dictionary of English
n. A cetacean allied to the dolphins.
n. the sturgeon (Huso huso) native to the Black Sea and Caspian Sea; -- also called hausen. It is valued for its roe, sold as caviar, and is also used for production of isinglass. See also sturgeon.
n. the caviar obtained from the beluga{2}; -- also called beluga caviar. The caviar of the beluga is considered the finest sort, larger and of a taste superior to that obtained from other sturgeon. See also sturgeon and caviar.
The Century Dictionary and Cyclopedia
n. The large white sturgeon, Acipenser huso, from the roe of which, sometimes weighing 800 pounds, caviar or botargo is prepared.
n. [capitalized] [NL.] A generic name of the white whales: a synonym of Delphinapterus.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. valuable source of caviar and isinglass; found in Black and Caspian seas
n. small northern whale that is white when adult
Word Usage
"FOR VERY SPECIAL OCCASIONS you may want to serve caviar Caviar is the preserved roe as yet unlaid eggs of various species of sturgeon found around the world; it is classified as beluga, osetra, and sevruga."