a market-town of England, 22 miles north of Manchester, in the county of Lancaster, hundred of Blackburn, and parish of Whalley. It is pleasantly situated in a narrow valley on the Burn, from which it derives its name. Besides the chapel, an ancient structure of various styles of architecture, there are places of worship for Methodists, Independents, Roman Catholics, &c. There is a free grammar-school, national, British, and other schools, mechanics' institute, savings-bank, and several charities. The chief manufactures are cotton and woollen goods, with iron and brass foundries, breweries, tanneries, and roperies. In the vicinity are coal mines, and limestone and slate quarries. Market-days Monday and Saturday. The Leeds and Liverpool canal nearly surrounds the town, which is connected by railway with Manchester, &c. Pop. (1851) 20,828.