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1. A small toothed whale (Delphinapterus leucas) chiefly of the Arctic Ocean, having a bulbous forehead and a white body when full-grown. Also called white whale.
a. A large white anadromous sturgeon (Huso huso) of the Black and Caspian Seas, valued for its roe. Also called beluga sturgeon, whitefish.
b. Caviar made from the roe of this fish, having large grayish grains.

[Russian belukha, white whale, and beluga, sturgeon : belyĭ, white; see bhel- in Indo-European roots + -uga, -ukha, augmentative suff.]


1. (Animals) a large white sturgeon, Acipenser (or Huso) huso, of the Black and Caspian Seas: a source of caviar and isinglass. Also called: hausen
2. (Animals) another name for white whale
[C18: from Russian byeluga, from byely white]


(bəˈlu gə)

n., pl. -gas, (esp. collectively) -ga.
1. a large white sturgeon, Huso huso, of the Black and Caspian seas, valued esp. as a source of caviar.
2. Also called white whale. a small white toothed whale, Delphinapterus leucas, of northern seas, having a rounded head and upward-curving mouth.
[1585–95; < Russian]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.beluga - valuable source of caviar and isinglassbeluga - valuable source of caviar and isinglass; found in Black and Caspian seas
sturgeon - 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 adultbeluga - small northern whale that is white when adult
dolphin - any of various small toothed whales with a beaklike snout; larger than porpoises
belugafehér delfinviza
References in periodicals archive ?
TRP had been examining alternative sites for the terminal, following giving up plans in April for a facility in the town of Cacouna because of concerns about the threat to threatened beluga whales.
The course is to train new volunteers in the methods we use in assessing, caring for and rescuing or refloating seals, dolphins, porpoise and whales, said Richard Ilderton, BDMLR's Newcastle region coordinator, who hopes for increased interest after recent sightings of beluga whales off the region's coast.
SEASIDE visitors are continuing to report sightings of beluga whales off the North East coast.
As I gurgle the Beatles' classic through a snorkel, I wonder what the Fab Four would make of their lyrics being used to attract the attention of beluga whales.
TransCanada halted work on the Cacouna export terminal on the south shore of the St Lawrence River, near Riviere du Loup, Quebec, in December after experts said it would harm beluga whales in the river.
It has been 15 years since publication of the special issue on beluga whales, Delphinapterus leucas, in the Marine Fisheries Review 62(3), featuring the depleted Cook Inlet, Alaska, population.
The legendary snapper, described by Sir David Attenborough as the best in the business, serenaded a pod of beluga whales with the song.
There are more than 2,000 dolphins, 227 beluga whales, 52 killer whales, 37 porpoises, and 17 false killer whales--collectively referred to as cetaceans--held in 343 captive facilities in 63 countries across the world.
Shedd Aquarium working with GREMM and its scientific collaborators to support research and conservation of beluga whales in the St.
The team found that while most of the energy is transmitted near the intended frequency of 200 kilohertz, some of the sound leaks out to lower frequencies within the hearing range of killer whales and other animals such as harbor porpoises, dolphins and beluga whales.
Scientists have found some beluga whales in the Beaufort Sea north of Alaska infected with a parasite that lives in cats and can be transmitted to humans via kitty litter, Grigg and colleague Stephen Raverty, a veterinary pathologist at the University of British Columbia in Vancouver, reported.
THEY grow up to 18ft long and weigh well over a tonne - but these beluga whales are packed in like sardines as they begin their summer migration.