əˌmælɡəˈmeɪʃən ˌkɒnd͡ʒəˈɡeɪʃən ˌkɑnd͡ʒəˈɡeɪʃən ˈjuːn.jən the act of making or becoming a single unit the union of opposing factions he looked forward to the unification of his family for the holidays the combination of two or more commercial companies