Wiktionary
a. Spanning nations.
Usage examples of "supernational".
You can tell me how your original home world and your original race evolved without wiping out any other species, and how it all came together as one great supernational race without stamping out a single culture or exterminating any primitives.
One story noised about back at Geneva was that the UN intended to build an enormous supernational park, a sort of Garden of Eden, to lure emigrants out of Earth.
This internationalized economy, run largely by transnational corporations and supernational banks are creating their own governmental structures, like GATT and NAFTA and the IMF and the World Bank and the G-7 meetings, etc.
You can tell me how your original home world and your original race evolved without wiping out any other species, and how it all came together as one great supernational race without stamping out a single culture or exterminating any primitives.