Tyrannosaurus rex

[ ti-ran-uh-sawr-uhs reks, tahy‐ ]

Origin of Tyrannosaurus rex

First recorded in 1905–10; New Latin Tyrannosaurus, the genus name; see tyrannosaur + Latin rex “king”; see rex
  • Also T. rex .

Words Nearby Tyrannosaurus rex

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use Tyrannosaurus rex in a sentence

Cultural definitions for Tyrannosaurus rex

Tyrannosaurus rex

[ (ti-ran-uh-sawr-uhs reks) ]

A large, carnivorous (see carnivore) dinosaur that walked on two legs. Its name is from the Greek words meaning “tyrant” and “lizard” and the Latin word for “king.”

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.