1. relating to or existing at a level below that of a nation; involving regions, states, or localities within a country
Usage: political science; government

Examples

• The subnational governments have authority over education policy.
• Subnational elections were held in several states last month.
• The study examined subnational variations in economic development.
• Subnational actors play important roles in international relations.
• The treaty allows for subnational participation in trade agreements.
• Subnational debt levels vary significantly across the country.