tyrannosaurus rex

Noun tyrannosaurus rex has 1 sense

• tyrannosaurus rex(n = noun.animal) tyrannosaur, 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;
is a kind of bird-footed dinosaur, theropod, theropod dinosaur
is a member of genus tyrannosaurus