Definition of schisms:
(n) :
A split or separation within a group or organization, typically caused by discord.
(n) :
(religion) A formal division or split within a religious body.
(n) :
(Catholicism) a split within Christianity whereby a group no longer recognizes the Bishop of Rome as the head of the Church, but shares essentially the same beliefs with the Church of Rome. In other words, a political split without the introduction of heresy.
(v) :
(transitive) To split, divide (a group or organization).