Divergence (noun)

1. The act or process of moving or spreading apart from a common point.
2. The condition of developing or becoming different from a common origin or original form.
3. The deviation from a common path, goal or course of action.

Origin:

Early 17th century, from latin divergentia, from the verb divergere.

Examples:

1. The divergence of the two rivers created a large delta where they met.
2. The divergence in political opinions led to a divide in the party.
3. The divergence of interests among the members of the group caused it to disband.
4. The divergence of the company's strategy from the industry standard resulted in its success.
5. The divergence of the two countries' foreign policies led to a diplomatic crisis.