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Definition of Ceratosaur
1. Noun. Primitive medium-sized theropod; swift-running bipedal carnivorous dinosaur having grasping hands with sharp claws and a short horn between the nostrils; Jurassic in North America.
Exact synonyms: Ceratosaurus
Generic synonyms: Bird-footed Dinosaur, Theropod, Theropod Dinosaur
Group relationships: Suborder Ceratosaura
Specialized synonyms: Coelophysis
Generic synonyms: Bird-footed Dinosaur, Theropod, Theropod Dinosaur
Group relationships: Suborder Ceratosaura
Specialized synonyms: Coelophysis