1. a policy of territorial or economic expansion
Usage: political science

Examples

• The country's expansionism led to conflicts with neighboring nations.
• Critics argued that the company's aggressive expansionism was unsustainable.
• American expansionism in the 19th century resulted in westward territorial growth.
• The empire's expansionism brought wealth but also created many enemies.
• Economic expansionism often involves acquiring foreign markets and resources.
• The president's expansionist policies were controversial among voters.