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rhinoceros 音标拼音: [rɑɪn'ɑsɚəs] n. 犀牛 犀牛 rhinoceros n 1: massive powerful herbivorous odd- toed ungulate of southeast Asia and Africa having very thick skin and one or two horns on the snout [ synonym: { rhinoceros}, { rhino}] pachyderm \ pach" y* derm\ ( p[ a^] k"[ i^]* d[~ e] rm), n. [ Cf. F. pachyderme.] ( Zool.) Any of various nonruminant hoofed mammals having very thick skin, including the { elephant}, { rhinoceros}, and { hippopotamus}, one of the Pachydermata. [ WordNet 1. 5 1913 Webster]
Rhinoceros \ Rhi* noc" e* ros\ ( r[- i]* n[ o^] s"[- e]* r[ o^] s), n. [ L., fr. Gr. " rinoke` rws, " rinoke` rwtos; " ri` s, " rino` s, the nose ke` ras a horn: cf. F. rhinoc[' e] ros. See { Horn}.] ( Zool.) Any pachyderm belonging to the genera { Rhinoceros}, { Atelodus}, and several allied genera of the family { Rhinocerotidae}, of which several living, and many extinct, species are known. They are large and powerful, and usually have either one or two stout conical median horns on the snout. [ 1913 Webster] Note: The Indian, or white, and the Javan rhinoceroses ({ Rhinoceros Indicus} and { Rhinoceros Sondaicus}) have incisor and canine teeth, but only one horn, and the very thick skin forms shieldlike folds. The two or three African species belong to { Atelodus}, and have two horns, but lack the dermal folds, and the incisor and canine teeth. The two Malay, or East Indian, two- horned species belong to { Ceratohinus}, in which incisor and canine teeth are present. See { Borele}, and { Keitloa}. [ 1913 Webster] { Rhinoceros auk} ( Zool.), an auk of the North Pacific ({ Cerorhina monocrata}) which has a deciduous horn on top of the bill. { Rhinoceros beetle} ( Zool.), a very large beetle of the genus { Dynastes}, having a horn on the head. { Rhinoceros bird}. ( Zool.) ( a) A large hornbill ({ Buceros rhinoceros}), native of the East Indies. It has a large hollow hornlike process on the bill. Called also { rhinoceros hornbill}. See { Hornbill}. ( b) An African beefeater ({ Buphaga Africana}). It alights on the back of the rhinoceros in search of parasitic insects. [ 1913 Webster]
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