from the GNU version of the Collaborative International Dictionary of English
- n. One who strongly adheres to the papal authority; an ultramontanist.
from The Century Dictionary and Cyclopedia
- n. A devoted adherent of the Pope; an ultramontane; especially, an adherent of the Vatican Council and believer in the infallibility of the Pope.
Sorry, no etymologies found.
Tornielli is quite well informed and a good vaticanist.