gad-r[=oo]n', n. one of a set of convex curves or arcs joined at their extremities to form a decorative pattern--in plate, &c.--adj. GADROONED'.--n. GADROON'ING. [Fr. godron.]
(usu. pl. or attrib.). Convex curve (s) in series forming ornamental edge like inverted fluting. [French]