stegosaurus

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noun stego·sau·rus \ˌste-gə-ˈsȯr-əs\

Definition of stegosaurus

  1. :  any of a genus (Stegosaurus) of stegosaurs known from the Upper Jurassic rocks especially of Colorado and Wyoming

Origin and Etymology of stegosaurus

New Latin, from Greek stegos roof + sauros lizard — more at thatch


First Known Use: 1892


STEGOSAURUS Defined for Kids

stegosaurus

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noun stego·sau·rus \ˌste-gə-ˈsȯr-əs\

Definition of stegosaurus for Students

  1. :  a large plant-eating dinosaur with bony plates along its back and tail and with spikes at the end of the tail


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