allosaurus Hear it!

allosaurus definition

☆ allo·sau·rus (al′ō sôr′əs, al′ə-)

noun

any of a genus (Allosaurus) of huge, carnivorous saurischian dinosaurs of the Jurassic and Cretaceous periods

Etymology: ModL: see allo- & -saur

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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