genus Tyrannosaurus

Also found in: Thesaurus.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.genus Tyrannosaurus - includes a single species
reptile genus - a genus of reptiles
Carnosaura, suborder Carnosaura - largest carnivorous land animals ever known
tyrannosaur, tyrannosaurus, Tyrannosaurus rex - 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