Lewis Short
măgistĕrĭum (noun N) : magister
* The office of a president, chief, director, superintendent, etc. (class.).
* Lit.
* In gen.: dictaturā ac magisterio equitum honorata familia,Suet. Tib. 3: morum,i. e. the censorship,Cic. Prov. Cons. 19, 46: me magisteria delectant a majoribus instituta (sc. conviviorum), the custom of having a master or president at feasts, id. Sen. 14, 46: collegii,Suet. Dom. 4: sacerdotii,id. Calig. 22: pedestre,the office of a commander of infantry,Aur. Vict. Caes. 42.—Transf., of dogs: inter se exercent etiam magisteria, the post of leader (in hunting), Plin. 8, 40, 61, § 148.
* Trop., teaching, instruction, advice: virtute id factum, et magisterio tuo,Plaut. Most. 1, 1, 32: vana,Tib. 1, 4, 84: novum,method,Cels. 5, 27, 2.
Charlton T. Lewis, Charles Short, A Latin Dictionary