binational

1. not comparableRelating to, or involving, two nations.

   Binational peace talks broke down, so a third nation stepped in to mediate.

   2 more examples

   Experience elsewhere since World War II is hardly encouraging to binational or multi-national concepts.

   1968, Don Peretz, “A Binational Approach to the Palestine Conflict”, in Law and Contemporary Problems, page 34, archived from the original on 10 Mar 2013

   Finally, a binational state would foster alliances between Palestinians currently under occupation and Palestinian Israelis to combat discriminatory Israeli land and housing policies.

   2001 December 1, Lama Abu-Odeh, “The Case for Binationalism”, in Boston Review

plural binationals

1. A person of two nationalities.