porpoise

ˈpɔːpəs

3 definitions

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#1·7h ago

A small cetacean of the family , related to dolphins and whales.

Origin: From , purpeys, borrowed from , purpeis, , porpois, pourpais, porpeis, from , taken from + piscis. Compare (in transposed order) obsolete and ; also ; akin in formation to (whence , ). Displaced native . More at mereswine. Origin information sourced from Wiktionary contributors (CC BY-SA 4.0).

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#2·7h ago

(North America, loosely) Any small dolphin.

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#3·7h ago

(intransitive) Said of an air-breathing aquatic animal such as a porpoise or penguin: To repeatedly jump out of the water to take a breath and dive back in a continuous motion.

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