a city on the sea coast, in the province of Algarve, in Portugal, in lat. 37.2 N. It is a little to the westward of Cape Santa Maria, and only admits ships to enter or depart at spring tides. It has some trade with the north of Europe, to which it exports fogs, resins, oranges, lemons, olives, and almonds, cork, sumach, and ropes and cords of esparto and the tunny fish. The streets of this town are broad and regularly built, and it contains a cathedral, 927 houses, and 6025 inhabitants.