[ih-gwah-nuh-don, ih-gwan-uh-] /ɪˈgwɑ nəˌdɒn, ɪˈgwæn ə-/

a plant-eating dinosaur of the genus Iguanodon that lived in Europe early in the Cretaceous Period and grew to a length of from 15 to 30 feet (4.5 to 9 meters) and walked erect on its hind feet.
a massive herbivorous long-tailed bipedal dinosaur of the genus Iguanodon, common in Europe and N Africa in Jurassic and Cretaceous times: suborder Ornithopoda (ornithopods)

dinosaur name, 1825, hybrid from iguana + stem of Greek odonys “tooth” (on model of mastodon). So called because the fossil teeth and bones were thought to resemble those of the lizard.


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