Wiltshire, Or Wilts, a S. county of England, bordering on the counties of Gloucester, Berks, Southampton, Dorset, and Somerset; area, 1,343 sq. m.; pop. in 1871, 257,202. It is almost quadrangular, and is divided by the Upper Avon and Kennet rivers and the canal which connects them into two nearly equal portions. The northern division is flat and composed of rich and fertile lands; the southern is undulating and elevated, having some valleys and the considerable unenclosed plateau of Salisbury plain. The county is drained by the Thames and the Upper and the Lower Avon. The greater part of the surface is in pasturage, sheep being raised in the south and cattle in the north. The manufactures include cutlery, steel goods, carpets, woollen goods, and silks. Wiltshire is remarkable for its druidical remains, including Stonehenge and Avebury, ancient earthworks and dikes, Roman roads and encampments, and mediaeval ruins. The principal towns are Salisbury, the capital, Trowbridge, Wilton, Devizes, Bradford, Chippenham, Warminster, Malmesbury, Westbury, Calne, and Marlborough.