Origin: Greek suffix -ism
Salafism has 2 different meanings across 1 category:
a militant group of extremist Sunnis who believe themselves the only correct interpreters of the Koran and consider moderate Muslims to be infidels; seek to convert all Muslims and to insure that its own fundamentalist version of Islam will dominate the world
A Sunni Islamic movement that takes the pious ancestors, the salaf of the patristic period of early Islam, as exemplary models.