n.
Pronunciation: ( ˌ )d ī - ' nä-ni-k ə s
Function: noun
Etymology: New Latin, from Greek deinos terrifying + -onychos -clawed (fr. onych-, onyx claw, nail) ― more at DIRE , NAIL
Date: 1969
: 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