Cetaceous definition |Dictionary.com

Cetaceous

4 dictionary results for: Cetaceous

Dictionary.com Unabridged (v 1.1) - Cite This Source - Share This

ce·ta·cean

[si-tey-shuh

n] Pronunciation Key

–adjective

1.	belonging to the Cetacea, an order of aquatic, chiefly marine mammals, including the whales and dolphins.

–noun

2.	a cetacean mammal.

[Origin: 1830–40; < NL Cetace(a) name of the order (see cet-, -acea) + -an

]

—Related forms

ce·ta·ceous, adjective

Dictionary.com Unabridged (v 1.1)
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006.

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American Heritage Dictionary - Cite This Source - Share This

ce·ta·cean   (sĭ-tā'shən) Pronunciation Key
n.   Any of various aquatic, chiefly marine mammals of the order Cetacea, including the whales, dolphins, and porpoises, characterized by a nearly hairless body, anterior limbs modified into broad flippers, vestigial posterior limbs, and a flat notched tail.

adj.   also ce·ta·ceous (sĭ-tā'shəs)
Of, relating to, or belonging to the order Cetacea.

[From New Latin Cētācea, order name, from Latin cētus, whale; see Cetus.]

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The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2006 by Houghton Mifflin Company.
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WordNet - Cite This Source - Share This

cetaceous
adjective
of or relating to whales and dolphins etc [syn: cetacean]

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