arrondissement of the department of the Gironde, in France, 544 square miles in extent. It comprehends nine cantons, which are divided into 143 communes, and contain 105,400 inhabitants. The capital is the city of the same name, situated on the right bank of the Dordogne, where the water of the river Isle falls into it. It is surrounded with walls and pleasing promenades, and contains 900 houses and 8400 inhabitants, whose chief occupations consist in making woollen goods, porcelain, glass and leather, and collecting salt and wine. Long. 0° 21'. W. Lat. 44° 55'. N.