merger (of companies, towns, etc.); combination; union; amalgamation; consolidation; coalition
double issue (of a magazine, etc.); combined issue (e.g. for consecutive months)
the great municipal mergers of the Heisei era; series of large-scale municipal mergers carried out between 1995 and 2010 under the temporary Special Mergers Law
merger of towns and villages
combined company; merged company
surviving company (in a merger)
consolidation; consolidation-type merger
absorbed company; merged corporation