TAVIRA, a seaport of Portugal, in the province of Algarves, at the mouth of the Seca, 21 miles E.N.E. of Faro. It is well built, with regular streets and several handsome squares; and it contains a governor's palace, several churches, and hospitals. Many of the people are employed in fishing; and there is a considerable coasting trade, as well as some traffic with the interior by means of the river. Pop. 8640.