be·lu·ga (b -l  g)n. 1. See white whale. 2. A large white sturgeon (Huso huso) of the Black and Caspian seas, whose roe is processed into caviar. Also called beluga sturgeon, whitefish. [Russian belukha, white whale, and beluga, sturgeon : bely  , white; see bhel-1 in Indo-European roots + -uga, -ukha, augmentative suff.] |
beluga [bɪˈluːgə]
n
1. (Life Sciences & Allied Applications / Animals) a large white sturgeon, Acipenser (or Huso) huso, of the Black and Caspian Seas: a source of caviar and isinglass
2. (Life Sciences & Allied Applications / Animals) another name for white whale
[from Russian byeluga, from byely white]
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. |  beluga - valuable source of caviar and isinglass; found in Black and Caspian seassturgeon - large primitive fishes valued for their flesh and roe; widely distributed in the North Temperate Zone Acipenser, genus Acipenser - type genus of the Acipenseridae: sturgeons beluga caviar - roe of beluga sturgeon usually from Russia; highly valued |
| 2. |  beluga - small northern whale that is white when adultdolphin - any of various small toothed whales with a beaklike snout; larger than porpoises Delphinapterus, genus Delphinapterus - white whale |
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