Definition of beluga
1 : a large white sturgeon (Huso huso synonym Acipenser huso) of the Black Sea, Caspian Sea, and their tributaries; also : caviar processed from beluga roe — compare osetra, sevruga
2 [Russian belukha, from belyĭ] : a toothed whale (Delphinapterus leucas) of arctic and subarctic waters having a fusiform body that is about 10 to 15 feet (3.0 to 5.0 meters) long and white when mature —called also white whale
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Origin and Etymology of beluga
Russian, from belyĭ white; akin to Greek phalios having a white spot — more at bald
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See words that rhyme with beluga Britannica.com: Encyclopedia article about beluga
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