Division or disunion is a term that is often used to describe a situation in which two or more groups are divided or separated. The term is often used to refer to a political or social SPLIT, such as a SCHISM, which is a division within a religious, political, or other group. The term 'SCHISM' is derived from the Greek word for 'SPLIT, ' and it is often used to describe a situation in which two or more factions have become divided due to differences in opinion or beliefs.