a city of Italy, in the kingdom of Sardinia and province of Turin, the capital of a district of the same name. It stands at the foot of the Apennines, on the river Scrivia. It is strongly fortified, and is defended by a citadel. It contains a cathedral, four parish churches, eleven monasteries, and three nunneries, with 8480 inhabitants, who make silk goods, hosiery, hats, and leather, and trade with Genoa in corn, wine, and rice. Long. 8. 39. E. Lat. 44. 56. N.