A person who ministers or administers something. Formerly also: †an executor of a will (obsolete ).
Origin
Late Middle English. From classical Latin ministrātor servant, attendant, in post-classical Latin also person who administers justice, ecclesiastical official, person who administers the sacrament from ministrāt-, past participial stem of ministrāre + -or. Compare Middle French ministrateur, Old Occitan ministrador, Portuguese †ministrador, Spanish †ministrador.