Grātĭus, a,
I name of a Roman gens.
1 Gratius, ii, m., the opponent of the poet Archias , Cic. Arch. 4, 8; 6, 12.—
2 Gratius Faliscus, a contemporary of Ovid , author of a poem on hunting , Cynegeticon, Ov. P. 4, 16, 34.—
II Deriv.: Grātĭānus , a, um, adj., of or belonging to a Gratius , Gratian : vasa ex argento, Plin. 33, 11, 49, § 139.—Subst.: Grātiānus , i, m., son and co-regent of the emperor Valentinian I. , from 367 to 383 A. D.