Perversion is a derogatory term for deviation from the original meaning or doctrine, or from what is perceived to be normal. A pervert is a person in a state of perversion. These terms have two common usages:
It often refers to "sexual perversion", more neutrally called a paraphilia.
The term perversion was also used in the pre-Vatican II era by some Roman Catholics to describe the process of converting from Roman Catholicism to Protestantism. Whereas a protestant who joined Roman Catholicism was described as a convert, a Catholic who became a Protestant was called a pervert. The phrase is no longer used by mainstream Catholicism, though a small conservative fringe do on occasion still use it.
... Christ", one of the most well known Christian books on devotion.
I. Life, Minor Writings
Thomas à Kempis, German mystic and author of the "Imitation of Christ," was ...