- original name Giovanni Maria Mastai-Ferretti. 1792–1878, Italian ecclesiastic; pope (1846–78). He refused to recognize the incorporation
of Rome and the Papal States in the kingdom of Italy, confining himself to the Vatican
after 1870. He decreed the dogma of the Immaculate Conception (1854) and convened
the Vatican Council, which laid down the doctrine of papal infallibility (1870)
Example Sentences Including 'Pius IX'
He recorded some of his many dreams and visions at the request of Pope Pius IX and was widely credited with prophetic powers.
COLLINS DICTIONARY OF SAINTS (2004)
Pope Pius IX then set out the doctrine of primacy of the pope under which every papal decision is infallible and immutable.
Outlook India (2005)
The Immaculate Conception dogma was defined in 1853 after Pope Pius IX and the Vatican had lost its Italian papal estates.
Sun, News of the World (2004)
We may depend on it that no vulgar dreams of compromise and comfort have disturbed the calculations of either Pius IX or his advisers.
Times, Sunday Times (2002)
to comment on this word.