Cetacean meaning

sĭ-tāshən
Any of various marine mammals of the order Cetacea, including the whales, dolphins, and porpoises, having the general shape of a fish with forelimbs modified to form flippers, a tail with horizontal flukes, and one or two blowholes for breathing.
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In some systems of classification, any of an order (Cetacea) of nearly hairless, fishlike water mammals lacking external hind limbs but having paddlelike forelimbs, including whales, porpoises, and dolphins.
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Of the cetaceans.
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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.
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Pertaining to the zoologic order Cetacea, or associated with species falling under that taxonomic hierarchy.

The poached blubber was definitely cetacean in origin, but the particular species could not be identified.

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More generally, relating to large aquatic mammals, either directly or by analogy.

The obese woman, ungainly on land, moved with a kind of cetacean grace in the water.

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An animal belonging to the order Cetacea, including dolphins, porpoises, and whales.

The tour promised spiritual experiences with humpback whales and other cetaceans, but all we saw were seagulls and a dead sea otter.

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Origin of cetacean

  • From New Latin Cētācea order name from Latin cētus whale Cetus

    From American Heritage Dictionary of the English Language, 5th Edition

  • New Latin cetacea, from Latin cetus (“whale”).

    From Wiktionary