cross-party

From cross- +‎ party.

cross-party (not comparable)

1. Of or pertaining to two or more political parties.
   • 2019 November 6, Robert Drysdale, “Wires offer boost to Borders revival”, in Rail, page 42:

     There is cross-party support for the principle of re-establishing the full line from Edinburgh to Carlisle via Hawick.

Although sometimes used, cross-party is less common than bipartisan 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.

• all-party