Ornithomimus
noun
Or·nitho·mi·mus
\-ˈmīməs\
Definition of Ornithomimus
: a genus (the type of the family Ornithomimidae) of small slender theropod dinosaurs of the Upper Cretaceous having toothless jaws and a birdlike skeleton
From the M-W Editors
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Origin and Etymology of ornithomimus
New Latin, from ornith- + -mimus
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