The American Heritage® Dictionary of the English Language: Fourth Edition. 2000.
Paraná River
A river of central South America rising in east-central Brazil at the confluence of the Rio Grande and the Paranaíba and flowing about 2,896 km (1,800 mi) generally southwest to its junction with the Paraguay River then south and east to join the Uruguay River and form the Río de la Plata estuary in eastern Argentina. It was first ascended by Sebastian Cabot in 1526.
