[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.
[ee-gwah-soo] /ˌi gwɑˈsu/ noun 1. a river in S Brazil, flowing W to the Paraná River. 380 miles (610 km) long.
- Iguassu falls
noun 1. a waterfall on the Iguassú River, on the boundary between Brazil and Argentina. 210 feet (64 meters) high.
[ee-gwuh-zoo] /ˌi gwəˈzu/ noun 1. a river in S Brazil, flowing W to the Paraná River on the Argentina-Paraguay-Brazil border: noted for its falls. 745 miles (1199 km) long.
1. International Geophysical Year. abbreviation 1. International Geophysical Year International Geophysical Year