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Definition of Porpoise
1. Noun. Any of several small gregarious cetacean mammals having a blunt snout and many teeth.
Generic synonyms: Dolphin
Group relationships: Genus Phocoena, Phocoena
Specialized synonyms: Harbor Porpoise, Herring Hog, Phocoena Phocoena, Phocoena Sinus, Vaquita
Group relationships: Genus Phocoena, Phocoena
Specialized synonyms: Harbor Porpoise, Herring Hog, Phocoena Phocoena, Phocoena Sinus, Vaquita
Definition of Porpoise
1. n. Any small cetacean of the genus Phocæna, especially P. communis, or P. phocæna, of Europe, and the closely allied American species (P. Americana). The color is dusky or blackish above, paler beneath. They are closely allied to the dolphins, but have a shorter snout. Called also harbor porpoise, herring hag, puffing pig, and snuffer.
Definition of Porpoise
1. to move forward with rising and falling motions [v -POISED, -POISING, -POISES]