a fortified city of Portugal, province of Entre-Douro-e-Minho, 28 miles N.E. of Oporto, between the rivers Sollio and Vizela, in N. Lat. 41° 25', and W. Long. 8° 15'. It is well built on the acclivity of a hill. The chief manufactures are leather, paper, hardware, cutlery, cottons, linens, &c. Hot sulphurous springs, with a temperature of 164° Fahr., have retained their celebrity, and have been much frequented here since the foundation of this city in 500 B.C. It was made the capital of Portugal by Henry of Burgundy, in 1107 A.D.; and Alfonso I., as well as Pope San Domaso, were born here. The population is now nearly 10,000.