Every episcopal see is seen as holy and the Eastern Orthodox Church calls all of its sees "holy" or "sacred" (). "The Holy See" (definite singular) usually refers to the see of Rome, which is also called "the Apostolic See". While "Apostolic See" can refer to any see founded by any of the Apostles, the term is in this case refers to the see of the bishop seen as successor of Saint Peter, one of the Apostles.