Any of various, often very large aquatic mammals of the order Cetacea, having a hairless body that resembles that of a fish. Cetaceans have an elongated skull, a flat, horizontal tail, forelimbs modified into broad flippers, and no hind limbs. They breathe through blowholes located usually at the top of the skull. Whales, dolphins, and porpoises are cetaceans.
Find another word for porpoise. In this page you can discover 4 synonyms, antonyms, idiomatic expressions, and related words for porpoise, like: cetacean, dolphin, mammal and whale.