Noun
The tenets of the Church of Rome; the Roman Catholic religion.
Source: Webster's dictionary'In order not to be regarded as a schism by the Church, Romanism was forced to ascribe to the bishop of Rome absolute infallibility.' Source: Internet
Rum, Romanism & Rebellion: The Making of a President, 1884 (2000). Source: Internet
It was evidently written by a Protestant, but one intrigued by “Romanism,” at least as he was observing it in the San Francisco of his day. Source: Internet