1. designed to prevent, oppose, or counteract subversion or attempts to undermine a government, organization, or system
Usage: commonly used in political and security contexts

1. measures, policies, or activities intended to prevent or combat subversion
Usage: often used in plural form or as a mass noun

Examples

• The government implemented antisubversion laws to protect national security.
• Antisubversion efforts focused on identifying and preventing infiltration by foreign agents.
• The agency's antisubversion division monitored potential threats to the state.
• During the Cold War, many countries adopted strict antisubversion policies.
• Antisubversion training was mandatory for all government employees.
• The committee reviewed antisubversion measures to ensure they complied with constitutional protections.