Source : WordNet®

communisation
     n 1: a change from private property to public property owned by
          the community [syn: {communization}]
     2: the organization of a nation of the basis of communism [syn:
         {communization}]
     3: changing something from private to state ownership or
        control [syn: {nationalization}, {nationalisation}, {communization}]
        [ant: {denationalization}]