trachodontadj.n.

Brit.

/ˈtrakədɒnt/, U.S.

/ˈtrækəˌdɑnt/

Origin: A borrowing from Greek, combined with an English element. Etymons: Greek τραχύς , -odont comb. form.

Etymology: < ancient Greek τραχύς rough (see trachy- comb. form) + -odont comb. form, after Trachodon n. Compare scientific Latin Trachodontidae, former family name (1888 or earlier).

Palaeontology. Now historical.

A. adj.

Of or characteristic of duck-billed dinosaurs or the former genus Trachodon; designating such a dinosaur.For the status of Trachodon as a genus name, see note at Trachodon n.

ΚΠ

1902 L. M. Lambe in H. F. Osborn & L. M. Lambe On Vertebrata Mid-Cretaceous North West Territory ii. 69 The teeth follow each other, quincuncially in the usual Trachodont manner.

1933 A. S. Romer Vertebr. Paleontol. ix. 199 In several instances trachodont mummies have been discovered in Western deposits.

1993 D. J. Preston Dinosaurs in Attic (new ed.) 116 (caption) Shown here in a 1908 photograph is a trachodont mount.

B. n.

A trachodont dinosaur.

ΘΚΠ

the world > animals > reptiles > extinct reptiles and dinosaurs > [noun] > Sauria > unspecified and miscellaneous types of

iguanodon1830

palaeosaur1846

hadrosaur1877

Titanosaurus1878

anomodont1879

pachysaurian1881

trachodont1905

dromaeosaur1974

1905 T. W. Stanton & J. B. Hatcher Geol. & Paleontol. Judith River Beds 96 The trachodonts are easily distinguishable by their teeth from the other Dinosauria of these beds.

1962 E. H. Colbert Dinosaurs vii. 121 From the hypsilophodonts and the camptosaurs..there evolved..the varied and highly successful trachodonts, or duck-billed dinosaurs.

1990 P. J. Currie et al. in K. Carpenter & P. J. Currie Dinosaur Systematics (1992) viii. 107 The name [sc. Trachodon] was subsequently applied to a flat-headed duckbilled dinosaur, and even became a family (Trachodontidae—Lydekker 1888) and a popular name (trachodonts).

This is a new entry (OED Third Edition, June 2014; most recently modified version published online March 2022).

单词	trachodont
释义	trachodontadj.n. Brit. /ˈtrakədɒnt/, U.S. /ˈtrækəˌdɑnt/ Origin: A borrowing from Greek, combined with an English element. Etymons: Greek τραχύς , -odont comb. form. Etymology: < ancient Greek τραχύς rough (see trachy- comb. form) + -odont comb. form, after Trachodon n. Compare scientific Latin Trachodontidae, former family name (1888 or earlier). Palaeontology. Now historical. A. adj. Of or characteristic of duck-billed dinosaurs or the former genus Trachodon; designating such a dinosaur.For the status of Trachodon as a genus name, see note at Trachodon n. ΚΠ 1902 L. M. Lambe in H. F. Osborn & L. M. Lambe On Vertebrata Mid-Cretaceous North West Territory ii. 69 The teeth follow each other, quincuncially in the usual Trachodont manner. 1933 A. S. Romer Vertebr. Paleontol. ix. 199 In several instances trachodont mummies have been discovered in Western deposits. 1993 D. J. Preston Dinosaurs in Attic (new ed.) 116 (caption) Shown here in a 1908 photograph is a trachodont mount. B. n. A trachodont dinosaur. ΘΚΠ the world > animals > reptiles > extinct reptiles and dinosaurs > [noun] > Sauria > unspecified and miscellaneous types of iguanodon1830 palaeosaur1846 hadrosaur1877 Titanosaurus1878 anomodont1879 pachysaurian1881 trachodont1905 dromaeosaur1974 1905 T. W. Stanton & J. B. Hatcher Geol. & Paleontol. Judith River Beds 96 The trachodonts are easily distinguishable by their teeth from the other Dinosauria of these beds. 1962 E. H. Colbert Dinosaurs vii. 121 From the hypsilophodonts and the camptosaurs..there evolved..the varied and highly successful trachodonts, or duck-billed dinosaurs. 1990 P. J. Currie et al. in K. Carpenter & P. J. Currie Dinosaur Systematics (1992) viii. 107 The name [sc. Trachodon] was subsequently applied to a flat-headed duckbilled dinosaur, and even became a family (Trachodontidae—Lydekker 1888) and a popular name (trachodonts). This is a new entry (OED Third Edition, June 2014; most recently modified version published online March 2022). < adj.n.1902
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