from
The Collaborative International Dictionary of English v.0.48
Manichaean \Man`i*chae"an\, Manichean \Man`i*che"an\, Manichee
\Man"i*chee\, n. [LL. Manichaeus: cf. F. manich['e]en.]
A believer in the doctrines of Manes, a Persian of the third
century A. D., who taught a dualism in which Light is
regarded as the source of Good, and Darkness as the source of
Evil.
[1913 Webster]
The Manichaeans stand as representatives of dualism
pushed to its utmost development. --Tylor.
[1913 Webster] Manichaean