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adjectiveof or relating to whales and dolphins etc
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nounlarge aquatic carnivorous mammal with fin-like forelimbs no hind limbs, including: whales; dolphins; porpoises; narwhals
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Definition that contains cetacean
- whale any of the larger cetacean mammals having a streamlined body and breathing through a blowhole on the head
- fluke either of the two lobes of the tail of a cetacean
- blowhole the spiracle of a cetacean located far back on the skull
- porpoise any of several small gregarious cetacean mammals having a blunt snout and many teeth
- whale louse amphipod crustacean parasitic on cetaceans
- unguiculata in former classifications a major division of Mammalia comprising mammals with nails or claws; distinguished from hoofed mammals and cetaceans