Denim
a heavy, twill-woven, cotton fabric used for workmen's overalls, blouses, jumpers, and shirts, and for children's rompers. It is dyed in plain colors and loom-figured in stripes or checks. A superior grade, woven from cotton of a fine count, and frequently printed, is used for upholstery, draperies, sofa cushions, and a variety of household purposes. It is known as art denim. A fine, smoothly finished variety, is also used for women's skirts and children's suits. See Twill
Volume II · Aiton’s Encyclopedia