World Council of Churches

St. Gertrude's Cathedral, Utrecht, Netherlands

Old Catholic Church

Old Catholic Church The term Old Catholic Church was used from the 1850s by groups which had separated from the Roman Catholic Church over certain doctrines, primarily concerned with papal authority; some of these groups, especially in the Netherlands, had already existed long before the term. These churches are not in full communion with the Holy See. Member...

Statue of St. Patrick of the Celtic Church, who was famous for proselytizing

Proselytism

Proselytism Proselytism is the act or fact of religious conversion, and it also includes actions which invite it. The word proselytize is derived from the Greek language prefix (pros-, “toward”) and the verb (érchomai, “I come”) in the form of (prosélytos, “newcomer”). Historically in the Koine Greek Septuagint and New Testament, the word proselyte...