Definitions for hadrosaurˈhæd rəˌsɔr
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Random House Webster's College Dictionary
had•ro•saurˈhæd rəˌsɔr(n.)
any chiefly bipedal herbivorous dinosaur of the family Hadrosauridae, of the Cretaceous Period, having a broad toothless beak.
Category: Paleontology
Ref: Also called duck-billed dinosaur.
Origin of hadrosaur:
< NL Hadrosaurus (1858) genus name = Gk hadr(ós) thick, bulky +-o- -o - +saûros -saur
had`ro•sau′ri•an(adj.)
Princeton's WordNet
hadrosaur, hadrosaurus, duck-billed dinosaur(noun)
any of numerous large bipedal ornithischian dinosaurs having a horny duck-like bill and webbed feet; may have been partly aquatic
Wiktionary
hadrosaur(Noun)
Any ornithopod dinosaur of the family Hadrosauridae
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