Proper noun
Manicheanism
Alternative form of Manichaeism
However the inter-relation of Manicheanism, Orphism, Gnosticism and neo-Platonism is far from clear. Source: Internet
In the east, Rudolph relates, Manicheanism was able to bloom, given that the religious monopoly position previously held by Christianity and Zoroastrianism had been broken by nascent Islam. Source: Internet