Dictionary

tyrannosaur

noun ty·ran·no·saur \tə-ˈra-nə-ˌsr, tī-\

Definition of TYRANNOSAUR

1
:  a massive North American tyrannosaurid (Tyrannosaurus rex)

Origin of TYRANNOSAUR

New Latin Tyrannosaurus, from Greek tyrannos tyrant + sauros lizard
First Known Use: 1924

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