a decorative style of the late 1920s and the 1930s derived from cubism, based generally on geometric forms, and applied to furnishings, textiles, graphic arts, etc.: revived in the mid-1960s
See art deco in American Heritage Dictionary 4
also Art Dec·o(ärt dĕkˈō)
noun
A decorative and architectural style of the period 1925-1940, characterized by geometric designs, bold colors, and the use of plastic and glass.