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allosaur

allosaur

noun al·lo·saur \ˈa-lə-ˌsr\

Definition of ALLOSAUR

:  any of a family (Allosauridae) of large theropod dinosaurs usually having three clawed digits on each arm and leg and living from the late Jurassic to the early Cretaceous period; especially :  allosaurus

First Known Use of ALLOSAUR

circa 1934

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