1. to formally withdraw from membership in an organization, alliance, or political union
Usage: third person singular present tense of ‘secede’

Examples

• The southern state secedes from the union during the crisis.
• When the club changes its policies, sometimes a member secedes in protest.
• The province secedes from the country to form its own nation.
• If the region secedes, it will need to establish its own government.
• The organization splits when one faction secedes over disagreements.
• History shows that when a territory secedes, conflicts often follow.