any large carnivorous bipedal dinosaur of the genus Tyrannosaurus, common in North America in upper Jurassic and Cretaceous times: suborder Theropoda (theropods)
Word origin
C19: from New Latin, from Greek turannostyrant + sauros lizard
Examples of 'tyrannosaurus' in a sentence
tyrannosaurus
The adult tyrannosaurus model is a formidable sight.
Times, Sunday Times (2009)
I can't wait to see the singer's tyrannosaurus rex costume.
The Sun (2018)
Which is the nearest fossil relative of a chicken: pterodactyl, tyrannosaurus or woolly mammoth?
Times, Sunday Times (2012)
Where was the tyrannosaurus with whom he was going hunting?
Times, Sunday Times (2008)
Think you could escape the tyrannosaurus rex?
Times, Sunday Times (2008)
Except, that is, for the tyrannosaurus rexes.
Times, Sunday Times (2007)
From the shadows of the gingko trees, a pack of tyrannosaurus rex are darting out and running down the stragglers.
Times, Sunday Times (2018)
Tyrannosaurus rex stood some 40 feet long and at least 12 feet tall, and weighed up to 15,500 pounds.
2019, 'The 'Nation's T. Rex' Prepares to Make Its Smithsonian Debut', Smithsonianhttps://www.smithsonianmag.com/smithsonian-institution/nations-t-rex-prepares-make-smithsonian-debut-180972194/
You try staying calm as a tyrannosaurus comes lumbering towards you out of a jungle.