Aude, a maritime department of France, in Languedoc, bounded by the Mediterranean and the departments of Pyrenees-Orientales, Ariege, Haute-Garonne, Tarn, and Herault; area, 2,437 sq. m.; pop. in 1872, 285,927. It is subject to violent gales. The surface is mountainous and hilly, the soil generally productive. The canal of Languedoc intersects the northern part of the department from W. to E., and the canal of Robine or Narbonne crosses the eastern portion from N. to S. Corn and wine are abundant, and are exported. The river Aude rises near its S. border in Pyrenees-Orientales, flows N. as far as Carcassonne, and then along the S. bank of the Languedoc canal to Nar-bonne, a few miles E. of which it falls into the Mediterranean. The Lers, an affluent of the Ari6ge, flows along the W. border. The department is divided into the arrondissements of Carcassonne, Castelnaudary, Limoux, and Narbonne. It has manufactures of woollen cloths, paper, iron ware, brandy, salt, and earthenware. Capital, Carcassonne.