"Beluga" is a word in ENGLISH

A nostril or spiracle in the top of the head of a whale or other cetacean.

A cetacean allied to the grampus; -- called also bottle-nosed whale.

A cetacean of the Dolphin family, of several species, as Delphinus Tursio and Lagenorhyncus leucopleurus, of Europe.

One of the Cetacea.

A cetacean of the genus Delphinus and allied genera (esp. D. delphis); the true dolphin.

A toothed delphinoid cetacean, of the genus Grampus, esp. G. griseus of Europe and America, which is valued for its …

A cetacean, or a sirenian.

Having finlike appendages or flukes instead of legs, as a cetacean.

An arctic cetacean (Monodon monocerous), about twenty feet long. The male usually has one long, twisted, pointed canine tooth, or …

Any small cetacean of the genus Phocaena, especially P. communis, or P. phocaena, of Europe, and the closely allied American …

Any large marine mammal, as a seal, walrus, or cetacean.

Having the testicles naturally concealed, as in the case of the cetaceans.

Of, pertaining to, or resembling, a cetacean of the genus Xiphius or family Xiphiidae.

A genus of cetaceans having a long, pointed, bony beak, usually two tusklike teeth in the lower jaw, but no …