Old Catholic

noun
  1. 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.
  2. 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
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for old catholic

Old Catholic

adjective
  1. of or relating to several small national Churches which have broken away from the Roman Catholic Church on matters of doctrine
noun
  1. a member of one of these Churches
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012