noun
- a port in NE Brazil, on the Parnahiba River.
noun
- a state in NE Brazil. 96,860 sq. mi. (250,870 sq. km). Capital: Teresina.
noun
- an inland port in NE Brazil, capital of Piauí state, on the Parnaíba River: chief commercial centre of the Parnaíba valley. Pop: 895 000 (2005 est)Former name: Therezina
noun
- a state of NE Brazil, on the Atlantic: rises to a semiarid plateau, with the more humid Paranaíba valley in the west Capital: Teresina. Pop: 2 898 223 (2002). Area: 250 934 sq km (96 886 sq miles)