I.of or belonging to a public entrance: “certamen or agon,” a public contest, the victors in which were conducted home in triumphal procession, Plin. Ep. 10, 119 init.; so, “ludi,” Suet. Calig. 20; Vitr. praef. 9.—
II. Subst.: īsĕlastĭcum , i, n., the reward presented to such a victor by the emperor, Trajan. ap. Plin. Ep. 10, 120.