tyrannosaurus

Noun

1.

tyrannosaurus - large carnivorous bipedal dinosaur having enormous teeth with knifelike serrations; may have been a scavenger rather than an active predator; later Cretaceous period in North America Synonyms: tyrannosaur, Tyrannosaurus rex

bird-footed dinosaur, genus Tyrannosaurus, theropod, theropod dinosaur, tyrannosaur, Tyrannosaurus rex