cross-party

Etymology
From.

Adjective

 * 1) Of or pertaining to two or more political parties.

Usage notes
Although sometimes used, cross-party is less common than in countries where the two-party system prevails. It is very rarely used in the United States, Jamaica, Malta, and the rest of those countries.

Translations

 * Danish: tværpolitisk
 * Norwegian:
 * Bokmål: tverrpolitisk
 * Nynorsk: tverrpolitisk
 * Swedish: tvärpolitisk