belugas

Noun

beluga (plural belugas)

1. A whale, Delphinapterus leucas, found in the Arctic Ocean.
   • Each summer some 1,500 belugas gather in Cunningham Inlet, drawn in part by the clean sand-and-gravel bottom in the shallows.1989 May, Jeff MacInnis, “Braving the Northwest Passage”, in National Geographic, volume 175, number 5, page 594

   Synonyms:

   beluga whale, melonhead, sea canary, white whale, whitefish

2. A fish, Huso huso, that is a source of caviar, which is found in the Black Sea and the Caspian Sea.

   Synonyms:

   European sturgeon