T. rex

(redirected from T Rex)

T. rex

 (tē′ rĕks′)
n.
A very large carnivorous tyrannosaurid dinosaur (Tyrannosaurus rex) of the Cretaceous Period, having a large head and teeth and short forelimbs with two claws. Also called tyrannosaurus.
References in periodicals archive ?
Fossil bones belonging to this newly discovered dinosaur reveal that it may have been even bigger than the largest-known T rex.
Rodolfo Coria, a paleontologist at the Carmen Funes Museum in Argentina, says Giganotosaurus was slightly longer and weighed about three tons more than T rex.
T rex lived in North America and Giganotosaurus lived in South America -- which were not connected millions of years ago.