Variant of beluga
- a large, white sturgeon (Huso huso) of the Black Sea and the Caspian Sea
- a large, white toothed whale (Delphinapterus leucas) of northern seas: it is in the same family (Monodontidae) as the narwhal
- caviar prepared from the eggs of the white sturgeonalso called beluga caviar
Origin: ; from Russian ; from byelyj, white (Russ byeluga, the sturgeon and amp; byelukha, the whale) ; from Indo-European base an unverified form bhel-, to gleam: see black
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