dei·​non·​y·​chus | \ (ˌ)dī-ˈnä-ni-kəs How to pronounce deinonychus (audio) \

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

Examples of deinonychus in a Sentence

Recent Examples on the Web Outside the academy, the 12-foot-tall pink orchid mantis next to the double-deinonychuses is more than just a pretty decoration. Lauren Mccutcheon,, "Where to take your kids in Philadelphia this summer," 6 June 2018 This finding helps show that the raptor group included not only terrestrial killing machines like deinonychus and potentially flying members like microraptor, but also swimmers. Nicholas St. Fleur, New York Times, "This Duck-Like Dinosaur Could Swim. That Isn’t the Strangest Thing About it.," 6 Dec. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'deinonychus.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of deinonychus

1969, in the meaning defined above

History and Etymology for deinonychus

New Latin, from Greek deinos terrifying + -onychos -clawed (from onych-, onyx claw, nail) — more at dire, nail

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The first known use of deinonychus was in 1969

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Cite this Entry

“Deinonychus.” Dictionary, Merriam-Webster, Accessed 7 Jun. 2020.

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