TYRANNOSAURUS REX

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 Dictionary entry overview: What does Tyrannosaurus rex mean? 

• TYRANNOSAURUS REX (noun)
  The noun TYRANNOSAURUS REX has 1 sense:

1. 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

  Familiarity information: TYRANNOSAURUS REX used as a noun is very rare.

 Dictionary entry details 

• TYRANNOSAURUS REX (noun)

Sense 1

Meaning:

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

Classified under:

Nouns denoting animals

Synonyms:

tyrannosaur; tyrannosaurus; Tyrannosaurus rex

Hypernyms ("Tyrannosaurus rex" is a kind of...):

bird-footed dinosaur; theropod; theropod dinosaur (any of numerous carnivorous dinosaurs of the Triassic to Cretaceous with short forelimbs that walked or ran on strong hind legs)

Holonyms ("Tyrannosaurus rex" is a member of...):

genus Tyrannosaurus (includes a single species)

 Context examples 

They dated the fossil to the Cretaceous period, roughly 99 million years ago, the same period as Tyrannosaurus rex, Triceratops, and early mammals, sharks, and flowering plants.

(Cretaceous baby snake fossil found in Myanmar, Wikinews)

He encouraged the Dexu Institute of Palaeontology to purchase the sample, after which its bone structure was carefully studied to confirm that it was not a bird but the tail of a theropod, likely juvenile; probably a coelurosaur, which is related to the Tyrannosaurus rex.

(Scientists find dinosaur feathers preserved in amber, Wikinews)