Origin: Greek suffix -ism
Catholicism has 3 different meanings across 1 category:
the beliefs and practices of a Catholic Church
"After years of wandering between different faiths, she finally found peace within the comforting catholicism of her local parish."
The faiths, practices and doctrines of a Catholic Church, but especially of the Roman Catholic Church.
"The church emphasized that its mission possessed a true catholicism, reaching beyond local borders to embrace believers everywhere."
The state or quality of being catholic or universal; catholicity.