Papacy n. : The office and dignity of the pope, or pontiff, of Rome; papal jurisdiction.

Papacy n. : The popes, collectively; the succession of popes.

Papacy n. : The Roman Catholic religion; -- commonly used by the opponents of the Roman Catholics in disparagement or in an opprobrious sense.

Example:
How did the Catholic Papacy in Rome and the Greek Orthodox Patriarch differ from each other?

Taxonomy
Pope, the Church, the Roman, Rome, bishops, cardinal, claim, the Popes, churches, Bishop of Rome, authority, papacy, the Bishop, Peter, ballots, the Papacy, power, faith.

Defination from the web:
... The office of the pope is called the Papacy, and his ecclesiastical jurisdiction the "Holy See" (Sancta Sedes in Latin) or "Apostolic See" (the ...