Diocese

имя существительное [греческий язык, множественное число] dioceses; [религия] епархия Синоним(ы): bishopric, eparchy

Большой англо-русский словарь

Diocese

noun (plural dioceses) Etymology: Middle English diocise, from Anglo-French, from Late Latin diocesis, alteration of dioecesis, from Latin, administrative division, from Greek dioikēsis administration, administrative division, from dioikein to keep house, govern, from dia- + oikein to dwell, manage, from oikos house — more at vicinity the territorial jurisdiction of a bishop • diocesan adjective

Merriam-Webster's Collegiate Dictionary