a town of Naples, in the province of Principato Citra, near the source of the Sarno, at the foot of the Apennines, 12 miles N.N.W. of Salerno. It has an old castle, a fine cathedral, with some good paintings, several other churches and convents, and an hospital. About the middle of the town there are mineral springs, which are much resorted to. Paper-mills, iron, and copper foundries are the chief manufacturing establishments in the place. Silk is produced in abundance in the neighbourhood. Not far off are some remains of an ancient aqueduct. Pop. 12,000.