- federation fed‧e‧ra‧tion [ˌfedəˈreɪʆn] noun [countable]1. ORGANIZATIONS a group of organizations, clubs, or people that have joined together to form a single group to represent their interests, and often used in the names of professional associations and trade union S:
• the American Federation of State, County and Municipal Employees
• the National Federation of Independent Businessˈlabor fedeˌration ORGANIZATIONSa large trade union organization to which many smaller local trade unions are connected:
• The 70,000-member National Federation of Workers' Unions is Honduras' most powerful labor federation.2. a group of states that have joined together to form a single group:
• Was the Soviet Union to be a federation or a looser arrangement of independent states?— federated adjective :
• Some Europeans want a federated nation state.
* * *federation UK US /ˌfedərˈeɪʃən/ noun POLITICS► [C] a group of organizations, regions, countries, etc. that have joined together to form a larger organization or government: a federation of states/companies/trade unions, etc. »
The United States is a federation of 50 individual states.► [U] the act of forming a federation: »
He's against European federation.the federation of states/companies/trade unions, etc. »
The federation of the six original Australian states took place in 1901.
Financial and business terms. 2012.