căthē^drārĭus — Lewis & Short
căthē^drārĭus, a, um, adj.id.,
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.