Contorniate \Con*tor"ni*ate\, Contorniate \Con*tor"ni*a`te\, n., [It. contorniato, p. pr. of contorniare to make a circuit or outline, fr. contorno circuit, outline. See {Contour}.] (Numis.) A species of medal or medallion of bronze, having a deep furrow on the contour or edge; -- supposed to have been struck in the days of Constantine and his successors. --R. S. Poole. [1913 Webster]