bipartizan
/ˌbaɪpɑrtɪˈzæn/Definitions
1. adjective
relating to or characterized by the cooperation or coalition of two parties, especially in a legislative body.
“The bipartisan committee worked together to pass the bill.”
2. noun
a member of a political party that cooperates with members of another party.
“The bipartisan delegation met with the president to discuss the new policy.”