deinosaur
Webster Dictionary
see Dinosaur
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megalosaurus
Webster Dictionary
a gigantic carnivorous dinosaur, whose fossil remains have been found in England and elsewhere
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mononychus olecranus
(Mononychus olecranus)
Princeton's WordNet
a turkey-sized long-legged fossil 75 million years old found in the Gobi Desert having bird-like fused wrist bones and keeled breastbone and a long tail resembling a dinosaur's; short forelimbs end in a single claw instead of wings; classification as bird or dinosaur is in dispute
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hadrosaurus
Webster Dictionary
an American herbivorous dinosaur of great size, allied to the iguanodon. It is found in the Cretaceous formation
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hylaeosaurus
Webster Dictionary
a large Wealden dinosaur from the Tilgate Forest, England. It was about twenty feet long, protected by bony plates in the skin, and armed with spines
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diplodocus
(ɪˈplɒd ə kəs)
Random House Webster's College Dictionary
any North American sauropod dinosaur of the genus Diplodocus: it grew to a length of about 87 ft. (26.5 m).
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ornithischian
(ˌɔr nəˈθɪs ki ən)
Random House Webster's College Dictionary
any herbivorous dinosaur of the order Ornithischia, in which the pelvic structure resembles that of birds.
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megalosaur
(ˈmɛg ə ləˌsɔr)
Random House Webster's College Dictionary
any huge carnivorous dinosaur of the genus Megalosaurus, of the Jurassic and early Cretaceous periods.
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supersaur
(ˈsu pərˌsɔr)
Random House Webster's College Dictionary
a huge sauropod dinosaur of the genus Supersaurus, of W North America, that reached a length of about 130 ft. (40 m).
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saurischian
(ɔˈrɪs ki ən)
Random House Webster's College Dictionary
any carnivorous or herbivorous dinosaur of the order Saurischia, in which the pelvic structure resembles that of lizards.
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stegosaur
(ˈstɛg əˌsɔr)
Random House Webster's College Dictionary
any plant-eating dinosaur of the Jurassic and Cretaceous family Stegosauridae, having bony plates along the back.
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ceratosaurus
Webster Dictionary
a carnivorous American Jurassic dinosaur allied to the European Megalosaurus. The animal was nearly twenty feet in length, and the skull bears a bony horn core on the united nasal bones. See Illustration in Appendix
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allosaur
(ˈæl əˌsɔr)
Random House Webster's College Dictionary
any carnivorous theropod dinosaur of the genus Antrodemus (formerly Allosaurus), from the late Jurassic Period of North America.
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iguanodon
(ɪˈgwɑ nəˌdɒn, ɪˈgwæn ə-)
Random House Webster's College Dictionary
a bipedal, plant-eating dinosaur, of the genus Iguanodon, that inhabited Europe in the early Cretaceous Period.
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hadrosaur
(ˈhæd rəˌsɔr)
Random House Webster's College Dictionary
any chiefly bipedal herbivorous dinosaur of the family Hadrosauridae, of the Cretaceous Period, having a broad toothless beak.
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brontosaur
(ˈbrɒn təˌsɔr)
Random House Webster's College Dictionary
a huge sauropod dinosaur of the Jurassic genus Apatosaurus (formerly Brontosaurus), having a long, flexible neck and thick limbs.
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brachiosaur
(ˈbreɪ ki əˌsɔr, ˈbræk i-)
Random House Webster's College Dictionary
a sauropod dinosaur of the genus Brachiosaurus, having nostrils on a knob above the eyes and a sloping, massive body, and reaching a length of about 80 ft. (24 m).
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ankylosaur
(ˈæŋ kə loʊˌsɔr)
Random House Webster's College Dictionary
any short-legged, plant-eating dinosaur of the suborder Ankylosauria, of the Cretaceous Period, being armored in thick bony plates.
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theropod
(ˈθɪər əˌpɒd)
Random House Webster's College Dictionary
any saurischian dinosaur of the suborder Theropoda, comprising carnivorous dinosaurs that had short forelimbs and moved on powerful hind legs.
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yampa
(ˈyæm pə)
Random House Webster's College Dictionary
a river in NW Colorado, flowing W into the Green River in Dinosaur National Monument. 250 mi. (402 km) long.
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triceratops
(ɪˈsɛr əˌtɒps)
Random House Webster's College Dictionary
any massive, plant-eating Cretaceous dinosaur of the genus Triceratops, having a bony crest on the neck, a horn over each eye, and a horn on the nose.
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ornithopod dinosaur
(ornithopod, ornithopod dinosaur)
Princeton's WordNet
bipedal herbivorous dinosaur
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protoceratops
(protoceratops)
Princeton's WordNet
small horned dinosaur
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ornithopod
(ornithopod, ornithopod dinosaur)
Princeton's WordNet
bipedal herbivorous dinosaur
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ornithischian
(ornithischian, ornithischian dinosaur)
Princeton's WordNet
herbivorous dinosaur with a pelvis like that of a bird
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pisanosaurus
(pisanosaur, pisanosaurus)
Princeton's WordNet
primitive dinosaur found in Argentina
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ornithischian dinosaur
(ornithischian, ornithischian dinosaur)
Princeton's WordNet
herbivorous dinosaur with a pelvis like that of a bird
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eoraptor
(eoraptor)
Princeton's WordNet
a theropod dinosaur of the genus Eoraptor
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staurikosaur
(staurikosaur, staurikosaurus)
Princeton's WordNet
primitive dinosaur found in Brazil
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genus deinonychus
(genus Deinonychus)
Princeton's WordNet
advanced bipedal carnivorous dinosaur
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