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tyrannosaurus

Variant of tyrannosaur

☆

noun

any of a genus (Tyrannosaurus) of huge, two-footed, flesh-eating theropod dinosaurs of the Upper Cretaceous Period in North America and Asia

also tyrannosaurus

Origin: < ModL Tyrannosaurus < Gr tyrannos, tyrant + ModL -saurus, -saurus

Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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