名詞 beluga:

1. valuable source of caviar and isinglass; found in Black and Caspian seas
   同義詞：hausen, white sturgeon, Acipenser huso
2. small northern whale that is white when adult
   同義詞：white whale, Delphinapterus leucas

be.lu.ga

n.（名詞）
See white whale
參見 white whale
A large white sturgeon(Huso huso) of the Black and Caspian seas, whose roe is processed into caviar. Also called In this sense, also called beluga sturgeon ,whitefish
白鱘，白鯨：黑海和里海產的一種大型白鱘（歐鰉 鰉屬） ，其卵可加工成魚子醬 也作 在此意義上也可稱作 beluga sturgeon,whitefish

來源：
Russian byelukha [white whale,]
俄語 byelukha [白鯨]
byeluga [sturgeon]
byeluga [鱘]
byeli [white] * see bhel-
byeli [白色的] *參見 bhel-
-uga, -ukha [augmentative suff.]
-uga, -ukha [增強詞義的后綴]