2. Ecclesiastical. a.
of or pertaining to the Roman Catholic Church in France.
of or pertaining to a school or party of French Roman Catholics, before 1870, advocating the restriction of papal authority in favor of the authority of general councils, the bishops, and temporal rulers.
< Latin Gallicānus
belonging to Gallia, Gallican, equivalent to Gallic- Gallic
+ -ānus -an