Albigensianism
n 1: a Christian movement considered to be a medieval descendant
of Manichaeism in southern France in the 12th and 13th
centuries; characterized by dualism (asserted the
coexistence of two mutually opposed principles, one good
and one evil); was exterminated for heresy during the
Inquisition [syn: {Albigensianism}, {Catharism}]