noun
- Italian pope from 1846 to 1878 who in 1854 declared the dogma of the Immaculate Conception of the Virgin Mary.
- synonyms: Pius IX, Giovanni Maria Mastai-Ferretti
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). Giovanni Mastai-Ferretti. Retrieved September 23, 2026, from http://smartdefine.org/giovanni_mastai-ferretti/definitions/1282170 |
| Chicago | WordNet. 2010. "Giovanni Mastai-Ferretti" http://smartdefine.org/giovanni_mastai-ferretti/definitions/1282170 (accessed September 23, 2026). |
| Harvard | WordNet 2010, Giovanni Mastai-Ferretti, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/giovanni_mastai-ferretti/definitions/1282170>. |
| MLA | WordNet. "Giovanni Mastai-Ferretti" 23 October 2010. Web. 23 September 2026. <http://smartdefine.org/giovanni_mastai-ferretti/definitions/1282170> |