1. of, relating to, or involving the annexation of territory or land
Usage: formal; political/historical context

Examples

• The annexational policies of the empire expanded its borders significantly.
• Historians debated the annexational ambitions of the 19th-century powers.
• The treaty addressed annexational disputes between neighboring nations.
• Annexational movements in the region created international tension.
• The government's annexational agenda faced strong opposition from neighboring countries.