schism

noun

1. A split or separation within a group or organization, typically caused by discord.

   “Despite personal schisms and differences in spiritual experience, there is a very coherent theology of Snape shared between the wives. To examine this manifestation of religious fandom, I will first discuss the canon scepticism and anti-Rowling sentiment that helps to contextualise the wider belief in Snape as a character who extends beyond book and film.”

   “But Harry, in his civilian suit, was also a reminder of the schism between the traditional and the modern in the royal family that can’t be drowned out by pageantry.”

2. A formal division or split within a religious body.

   “The schism between Sunnis and Shias happened quite early in Islamic history.”

3. a split within Christianity whereby a group is no longer in communion with the Church or its ecclesiastical authorities, but shares essentially the same beliefs; in other words, a political split without the introduction of heresy.

verb

1. (transitive)To split, divide (a group or organization).

   ““This is going to schism Maga terribly online,” Kirk said. “You're going to see—I don't want to say a Maga civil war, but it's going to be a Maga online food fight that is going to be very hard to navigate.””