n. | 1. | The act of uniting in a league; confederation. |
2. | A league; a confederacy; a federal or confederated government. |
Noun | 1. | federation - an organization formed by merging several groups or parties |
2. | federation - a union of political organizations Synonyms: confederacy, confederation | |
3. | federation - 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 |