First Known Use: 1969
Dictionary
deinonychus
noun dei·non·y·chus \(ˌ)dī-ˈnä-ni-kəs\
Definition of DEINONYCHUS
: any of a genus (Deinonychus) of small bipedal carnivorous theropod dinosaurs from the Cretaceous having a very large sharp claw on the second digit of both hind feet
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