Origin: Greek suffix -ism
Calvinism has 2 different meanings across 1 category:
the theological system of John Calvin and his followers emphasizing omnipotence of God and salvation by grace alone
The Christian religious tradition based upon the doctrines and forms of Christian practice of several Protestant reformers, especially John Calvin, in contrast to Catholicism, Lutheranism, Anabaptism, and Arminianism. One distinctive trait of the system is its Augustinian doctrine of predestination, which teaches that God has elected some for salvation, apart from anything they do or believe.