Learn how to say Dromaeosauridae correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word deinonychus:
a dromaeosaurid dinosaur of the mid Cretaceous period, growing up to 3.3 m (11 ft) in length.
Genus Deinonychus, family Dromaeosauridae, suborder Theropoda
modern Latin, from Greek deinos ‘terrible’ + onux, onukh- ‘claw’