ornithischian dinosaur
English Thesaurus
1. herbivorous dinosaur with a pelvis like that of a bird (noun.animal)
| hypernym | : | dinosaur, |
| definition | : | any of numerous extinct terrestrial reptiles of the Mesozoic era (noun.animal) |
| hyponym | : | bone-headed dinosaur, |
| definition | : | bipedal herbivorous dinosaurs with bony crowns (noun.animal) |
| hyponym | : | ceratopsian, horned dinosaur, |
| definition | : | any of several four-footed herbivorous dinosaurs with enormous beaked skulls; of the late Cretaceous in North America and Mongolia (noun.animal) |
| hyponym | : | duck-billed dinosaur, hadrosaur, hadrosaurus, |
| definition | : | any of numerous large bipedal ornithischian dinosaurs having a horny duck-like bill and webbed feet; may have been partly aquatic (noun.animal) |
| member meronym | : | order ornithischia, ornithischia, |
| definition | : | extinct terrestrial reptiles having bird-like pelvises: armored dinosaurs (thyreophorans); boneheaded and horned dinosaurs (marginocephalians); duck-billed dinosaurs (euronithopods) (noun.animal) |
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