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单词 hadrosaurus
释义

Hadrosaurusn.

Brit. /hadrəˈsɔːrəs/, U.S. /ˌhædrəˈsɔrəs/
Origin: A borrowing from Latin. Etymon: Latin Hadrosaurus.
Etymology: < scientific Latin Hadrosaurus, genus name (J. Leidy: see quot. 1859). Compare hadrosaur n.
Palaeontology.
A genus of duck-billed dinosaurs of the family Hadrosauridae, distinguished by an absence of the crest that is a characteristic of most hadrosaurids; (also hadrosaurus) a dinosaur of this genus.
ΚΠ
1859 J. Leidy in Proc. Acad. Nat. Sci. Philadelphia 1858 215 The genus is, however, different, and for it the name of Hadrosaurus is proposed.
1877 H. A. Nicholson Anc. Life-hist. Earth (1878) xvii. 278 Closely allied to the Iguanodon is the Hadrosaurus of the American Cretaceous.
1943 Sci. Monthly Feb. 118/2 That ambitious artist [sc. Waterhouse Hawkins] did finally make a plaster model of Cope's dinosaur Hadrosaurus for the Exposition.
1982 Newsweek (Nexis) 29 Mar. 44 Physicists and astronomers who wouldn't cross the street to look at a duck-billed hadrosaurus packed the AAAS seminar to hear Gould's paper.
2001 D. Burnie Kingfisher Illustr. Dinosaur Encycl. 104/2 Since then, many more fossils have been found, revealing that Hadrosaurus had a duck-billed head with a raised lump on its snout, but not a crest, like some other members of its family.
This is a new entry (OED Third Edition, June 2005; most recently modified version published online March 2022).
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n.1859
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