a believer in a religious dualism originating in Persia in the third cent. ad and teaching the release of the spirit from matter through austere living
a believer in religious or philosophical dualism, regarded as heretical, esp by the Roman Catholic Church
Manichaean adj
Manichaeanism noun
Manichaeism /ʹmanikeeiz(ə)m/ noun
[late Latin manichaeus from Greek Manichaios Manes d.c.276 ad, founder of the sect]