I.of or belonging to a senator, senatorial: “cujus aetas a senatorio gradu longe abesset,” Cic. Imp. Pomp. 21, 61; cf. “ordo,” Caes. B. C. 1, 23; 3, 33; Cic. Fl. 18, 43; Sall. C. 17, 3; id. J. 62, 4; 104, 1: “dignitas,” Suet. Claud. 24: “locus,” Gell. 12, 1, 2: “subsellia,” Cic. Corn. 1, p. 449 Orell.: “consilium,” the deliberations of the Senate, Cic. Verr. 2, 1, 2, § 4: “munera,” id. Tusc. 1, 1, 1; Suet. Aug. 35: “litterae,” speeches made in the Senate, Cic. Off. 2, 1, 3: “album,” Tac. A. 4, 42 fin.: “aetas,” Gell. 14, 8, 1 et saep.: “quid tam civile, tam senatorium, quam illud, etc.,” Plin. Pan. 2, 7. —Subst.: sĕnātōrĭus , ii, m., a senator: “homines nobiles cum paucis senatoriis,” Sall. Rep. Ord. 2, 11 fin. p. 277 Gerl.
sĕnātōrĭus , a, um, adj. senator,