hadrosaur
NounOpen English WordNet
Noun (1)
- any of numerous large bipedal ornithischian dinosaurs having a horny duck-like bill and webbed feet; may have been partly aquaticSynonyms: hadrosaurusduck-billed dinosaurType of ornithischian, ornithischian dinosaurKinds corythosaur, edmontosaurus, trachodon, anatotitanMember of Hadrosauridae, family Hadrosauridae
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Webster's Dictionary (1913)
hadrosaur noun
Any member of the genus Hadrosaurus or family Hadrosauridae, an extinct family of heavy bipedal partly aquatic dinosaurs with duck-billed skull and webbed feet; of the Upper Cretaceous in North America. Syn. — hadrosaurus.
Webster’s Revised Unabridged Dictionary (1913), from GCIDE 0.54 · with additions: WordNet 1.5