I.of or pertaining to an arm-chair: “subsellia,” Dig. 33, 10, 5: “servi,” who carry a chair, Sid. Ep. 1, 11.—
II. Esp., pertaining to the chair or office of a teacher: “philosophi,” teachers, Sen. Brev. Vit. 10, 1; cf. cathedra, II.; so, “oratores,” Sid. Ep. 4, 3.