Tyrannosaur(redirected from Tyrannosauridae)
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Related to Tyrannosauridae: Tyrannosaurus rex
any large carnivorous bipedal dinosaur of the genus Tyrannosaurus, common in North America in upper Jurassic and Cretaceous times: suborder Theropoda (theropods)
A large carnivorous therapod dinosaur 40 feet (12 meters) long and weighing 6 tons, from the Late Cretaceous Period that had powerful hindlimbs, short forelimbs, a large skull (4 feet long), and very powerful jaws.