| 单词 | dinosaur |
| 释义 | Word Frequency dinosaur(ˈdaɪnəˌsɔː) noun 1. any extinct terrestrial reptile of the orders Saurischia and Ornithischia, many of which were of gigantic size and abundant in the Mesozoic era See also saurischian, ornithischian , Compare pterosaur, plesiosaur 2. a person or thing that is considered to be out of date Derived forms dinosaurian (ˌdinoˈsaurian) adjective Word origin C19: from New Latin dinosaurus, from Greek deinos fearful + sauros lizard |
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