/ˌfɛdəˈɹeɪʃn̩/► audioScrabble 14Words With Friends 15
Definition
noun an organization formed by merging several groups or parties.
noun a union of political organizations.
— synonyms: confederation, confederacy
noun the act of constituting a political unity out of a number of separate states or colonies or provinces so that each member retains the management of its internal affairs.