Old Catholic
noun
a member of any of several European churches professing to be truly Catholic but rejecting certain modern Roman Catholic doctrines, dogmas, and practices, especially the dogma of papal infallibility.
a member of any of several minor churches, especially in the U.S., differing from the Roman Catholic Church chiefly in their rejection of the ecclesiastical authority of the Roman Catholic hierarchy.
Origin of Old Catholic
First recorded in 1840–50
British Dictionary definitions for old catholic
Old Catholic
adjective
of or relating to several small national Churches which have broken away from the Roman Catholic Church on matters of doctrine
noun
a member of one of these Churches