​SILVES, a city of S. Portugal, in the district of Faro (formerly the province of Algarve); on the right bank of the river Silves at the head of its estuary, and 30 m. W.N.W. of Faro. Pop. (1900) 9687. Silves is surrounded by Moorish walls and dominated by a Moorish castle. It has a fine Gothic church. It has manufactures of corks and soap; and exports corn, vegetables and fruits. Large numbers of pigs are bred, and fishing is carried on in the river and at sea. Alphonso III. (1210-1248) wrested Silves from the Moors.