coalition
noun
[ ˌkəʊəˈlɪʃ(ə)n ]
• a temporary alliance for combined action, especially of political parties forming a government.
• "a coalition between Liberals and Conservatives"
Similar:
alliance,
union,
partnership,
affiliation,
bloc,
caucus,
federation,
league,
association,
confederacy,
confederation,
consortium,
syndicate,
combine,
entente,
alignment,
amalgamation,
merger,
conjunction,
combination,
fusion,
Origin:
early 17th century (in the sense ‘fusion’): from medieval Latin coalitio(n- ), from the verb coalescere (see coalesce). Usage in politics dates from the late 18th century.