| 释义 |
WordReference Random House Unabridged Dictionary of American English © 2024ce•ta•cean (si tā′shən),USA pronunciation adj. - Mammals, Zoologybelonging to the Cetacea, an order of aquatic, chiefly marine mammals, including the whales and dolphins.
n. - Mammalsa cetacean mammal.
- Neo-Latin Cetace(a) name of the order (see cet-, -acea) + -an
- 1830–40
Collins Concise English Dictionary © HarperCollins Publishers:: cetacean /sɪˈteɪʃən/ adj
Also: cetaceous - of, relating to, or belonging to the Cetacea, an order of aquatic placental mammals having no hind limbs and a blowhole for breathing: includes toothed whales (dolphins, porpoises, etc) and whalebone whales (rorquals, right whales, etc)
n - a whale
Etymology: 19th Century: from New Latin Cētācea, ultimately from Latin cētus whale, from Greek kētos |