adjective
Usage: usually capitalized C&A
: of or relating to the body of premillenarian Christians founded about 1832 on the teachings of those they regard as inspired prophets that call their religious body the Catholic Apostolic Church, that observe a highly ritualistic and symbolic form of worship, that have an elaborate hierarchy of apostles and prophets, that emphasize the existence in modern times of the miraculous and prophetic element in early Christianity, and that are commonly known as Irvingites