Definition of hadrosaur in English:

hadrosaur

noun ˈhadrəsɔːˈhadrəˌsôr

A large herbivorous mainly bipedal dinosaur of the late Cretaceous period, with jaws flattened like the bill of a duck.
Family Hadrosauridae, infraorder Ornithopoda, order Ornithischia
Also called duck-billed dinosaur
Example sentencesExamples
- These tooth marks suggest a diet of largely hadrosaurs and ceratopsians and typically occur more commonly on limb bones than on vertebrae.
- The ornithopods included the hadrosaurs or duck-billed dinosaurs, in which the front of the mouth was enlarged to form a broad flat beak and a variety of bony crests were developed on top of the head.
- There is a parallel here with the hadrosaur and ceratopsian dinosaurs of the Late Cretaceous.
- The Ornithopoda included the hadrosaurs, the iguanodontids, the heterodontosaurs, the hypsilophodontids, and various other dinosaurs.
- Samples were taken from hadrosaurs, dinosaurs with exclusively terrestrial life habitats, so that all animals lived in contact with fresh waters.

Origin

Late 19th century: from modern Latin Hadrosaurus (genus name), from Greek hadros 'thick, stout' + sauros 'lizard'.

Definition of hadrosaur in US English:

hadrosaur

(also hadrosaurus)

nounˈhadrəˌsôr

A large, herbivorous, mainly bipedal dinosaur of the middle to late Cretaceous period, with jaws flattened like the bill of a duck.
Family Hadrosauridae, infraorder Ornithopoda, order Ornithischia
Also called duck-billed dinosaur
Example sentencesExamples
- The Ornithopoda included the hadrosaurs, the iguanodontids, the heterodontosaurs, the hypsilophodontids, and various other dinosaurs.
- These tooth marks suggest a diet of largely hadrosaurs and ceratopsians and typically occur more commonly on limb bones than on vertebrae.
- There is a parallel here with the hadrosaur and ceratopsian dinosaurs of the Late Cretaceous.
- Samples were taken from hadrosaurs, dinosaurs with exclusively terrestrial life habitats, so that all animals lived in contact with fresh waters.
- The ornithopods included the hadrosaurs or duck-billed dinosaurs, in which the front of the mouth was enlarged to form a broad flat beak and a variety of bony crests were developed on top of the head.

Origin

Late 19th century: from modern Latin Hadrosaurus (genus name), from Greek hadros ‘thick, stout’ + sauros ‘lizard’.

单词	hadrosaur
释义	Definition of hadrosaur in English: hadrosaur noun ˈhadrəsɔːˈhadrəˌsôr A large herbivorous mainly bipedal dinosaur of the late Cretaceous period, with jaws flattened like the bill of a duck. Family Hadrosauridae, infraorder Ornithopoda, order Ornithischia Also called duck-billed dinosaur Example sentencesExamples These tooth marks suggest a diet of largely hadrosaurs and ceratopsians and typically occur more commonly on limb bones than on vertebrae. The ornithopods included the hadrosaurs or duck-billed dinosaurs, in which the front of the mouth was enlarged to form a broad flat beak and a variety of bony crests were developed on top of the head. There is a parallel here with the hadrosaur and ceratopsian dinosaurs of the Late Cretaceous. The Ornithopoda included the hadrosaurs, the iguanodontids, the heterodontosaurs, the hypsilophodontids, and various other dinosaurs. Samples were taken from hadrosaurs, dinosaurs with exclusively terrestrial life habitats, so that all animals lived in contact with fresh waters. Origin Late 19th century: from modern Latin Hadrosaurus (genus name), from Greek hadros 'thick, stout' + sauros 'lizard'. Definition of hadrosaur in US English: hadrosaur (also hadrosaurus) nounˈhadrəˌsôr A large, herbivorous, mainly bipedal dinosaur of the middle to late Cretaceous period, with jaws flattened like the bill of a duck. Family Hadrosauridae, infraorder Ornithopoda, order Ornithischia Also called duck-billed dinosaur Example sentencesExamples The Ornithopoda included the hadrosaurs, the iguanodontids, the heterodontosaurs, the hypsilophodontids, and various other dinosaurs. These tooth marks suggest a diet of largely hadrosaurs and ceratopsians and typically occur more commonly on limb bones than on vertebrae. There is a parallel here with the hadrosaur and ceratopsian dinosaurs of the Late Cretaceous. Samples were taken from hadrosaurs, dinosaurs with exclusively terrestrial life habitats, so that all animals lived in contact with fresh waters. The ornithopods included the hadrosaurs or duck-billed dinosaurs, in which the front of the mouth was enlarged to form a broad flat beak and a variety of bony crests were developed on top of the head. Origin Late 19th century: from modern Latin Hadrosaurus (genus name), from Greek hadros ‘thick, stout’ + sauros ‘lizard’.
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