| 释义 |
trichechine, a. and n. Zool.|ˈtrɪkɪkaɪn|
[f. mod.L. Trichech-us (Artedi 1705–35; f. Gr. θρίξ, stem τριχ- hair + ἔχ-ειν to have; applied to the manatee ‘quia solus inter pisces fere hirsutus est’); name (now disused) of a genus including the manatee and walrus: see -ine1.]
a. adj. Belonging to or having the characters of the family Trichechidæ or walruses.
b. n. An animal of this family, a walrus. So trichechodont |trɪˈkɛkəʊdɒnt| [Gr. ὀδούς, ὀδοντ- tooth] a., characterized by molar teeth like those of the manatee, with cusps confluent into two or more transverse crests; n. an animal having such molar teeth; ˈtrichechoid a. and n. = trichechine.
[1842Brande Dict. Sci., etc., Trichechus.] 1887Cope Orig. Fittest vii. 249 Many of the Tapirodonts have the Trichecodont type of mandibular teeth. Ibid. 255 Trichecodonts.—The Mastodons and Elephants form a most complete series between this form and the Bunodonts. 1888Cassell's Encycl. Dict., Trichechine. 1891Cent. Dict., Trichechoid. |