Supranational (adjective)

1. Relating to or involving multiple nations or national organizations.
2. Having authority or control over countries or national organizations.

Origin:

Formed from the prefix 'super-' meaning 'above' or 'beyond' and the noun 'nation' meaning 'country or people bound by a common culture or nationality'. the term was first used in the mid-20th century.

Examples:

1. The supranational organization was created to address common issues facing member states.
2. The supranational authority regulates trade among its member nations.
3. The supranational treaty aims to reduce carbon emissions from all signatory countries.
4. The supranational body will provide a common platform for diplomacy and cooperation among member states.
5. The supranational laws apply to all member countries equally.