The word schism is derived from the Greek σχισμα, schisma, meaning division or split (from σχιζο, schizo, "to split").
Schism can refer to:
The offense of inciting divisions among Christians.
The event of two groups of Christians ceasing to be in communion with each other, so that, whereas they formerly could worship together, they decide they must worship separately because of disagreements between them.
... Each of the nations in which the Reformed movement was established has its own church government and most have experienced splits into multiple denominations. A 1999 survey ...