名词

1. 联邦制国家;联邦
A federation is a federal country.

2. (社团或组织的)同盟，联盟，联合会
A federation is a group of societies or other organizations which have joined together, usually because they share a common interest.

1. 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

2. a union of political organizations

Synonym: confederationconfederacy

3. an organization formed by merging several groups or parties