from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The policies and authority of the papacy.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The doctrine of papal supremacy; views in support of the authority of the pope.
from the GNU version of the Collaborative International Dictionary of English
- n. The doctrine of papal supremacy; extreme views in support of the authority of the pope; ultramontanism; -- a term used only by persons who are not Roman Catholics.
from The Century Dictionary and Cyclopedia
- n. The theological and ecclesiastical system based on the doctrine of absolute papal supremacy; ultramontanism.
Vatican + -ism (Wiktionary)