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单词 hadrosaurid
释义

hadrosauridn.adj.

Brit. /hadrəˈsɔːrɪd/, U.S. /ˌhædrəˈsɔrəd/
Origin: A borrowing from Latin. Etymon: Latin Hadrosauridae.
Etymology: < scientific Latin Hadrosauridae, family name (E. D. Cope 1869, in Trans. Amer. Philos. Soc. 14 91) < Hadrosaurus Hadrosaurus n. + -idae (see -id suffix3).
Palaeontology.
A. n.
A bipedal herbivorous ornithopod dinosaur of the Upper Cretaceous family Hadrosauridae, whose members had beaked and often elaborately crested skulls; a duck-billed dinosaur, a hadrosaur.
ΚΠ
1893 I. K. Funk et al. Standard Dict. Eng. Lang. I. 809/1 Hadrosaurid, n.
1978 Q. Rev. Biol. 53 413 (table) Type of dinosaur..hadrosaurid.
1981 Paleobiology 7 258 [They] contested Hopson's hypothesis, suggesting instead that portions of the nasal cavity in hadrosaurids housed prominent, rigid salt glands, thus discounting the possibility of acoustic signalling.
2001 S. G. Lucas Chinese Fossil Vertebrates ix. 181 The hadrosaurid Microhadrosaurus is based on a jaw fragment.
B. adj.
Of, relating to, or designating a hadrosaurid.
ΚΠ
1935 Trans. Royal Soc. Canada 29 iv. 125 From hadrosaurid femora the present one differs in being more slender.
1985 D. Norman Illustr. Encycl. Dinosaurs 116/1 Hadrosaurid body shape is just the same as seen in the earlier iguanodontids apart from a few relatively minor changes.
1990 D. B. Weishampel & J. R. Horner in D. B. Weishampel et al. Dinosauria xxvi. 535/2 In dorsal view, the hadrosaurid skull is relatively long and reminiscent of that in horses or cows.
This is a new entry (OED Third Edition, June 2005; most recently modified version published online March 2022).
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n.adj.1893
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