Parana. 1. A river of Brazil, rises in the state of Minas Geraes, and is called Rio Grande till its junction with the Paranahyba. It then flows in a south-westerly direction, skirting Paraguay, and finally joining the Paraguay river just above Corrientes. It afterwards unites with the Uruguay to form the Rio de la Plata, near Buenos Ayres, where it discharges itself into the sea after a course of some 2,000 miles. The Argentine towns of Santa Fe and Rosario stand on its banks. It is navigable to the point where the Paraguay meets it, and even at low water for 400 miles. Just above the mouth of the Ignassu begin the rapids, which extend for 100 miles up the river. 2. A southern state of Brazil, with an area of 85,000 square miles, the capital of which is Curitiba. 3. The former capital of the Argentine Confederation, in the province of Entre Rios, 400 miles from .Buenos Ayres.