Iguaçú
geographical name
Igua·çú
| \ ˌē-gwə-ˈsü
\
\
variants:
or Iguazú
Definition of Iguaçú
river in Paraná state, southern Brazil, flowing west into the Alto Paraná River; contains
Iguaçú Falls or Iguazú Falls, a waterfall over 2 miles o(3.2 kilometers) wide composed of numerous cataracts averaging 200 feet (61 meters) in height