Dictionary

allosaurus

noun al·lo·sau·rus \ˌa-lə-ˈsr-əs\

Definition of ALLOSAURUS

:  any of a genus (Allosaurus) of very large carnivorous North American theropod dinosaurs of the late Jurassic period

Origin of ALLOSAURUS

New Latin, from Greek all- + sauros lizard
First Known Use: 1886

Rhymes with ALLOSAURUS

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