a group of states with a central government but independence in internal affairs 联邦 [in names]the Yugoslavian Federation. 南斯拉夫联邦。 ■an organization or group within which smaller divisions have some degree of internal autonomy 联合会,联盟 [in names]the Federation of Housing Associations. 住房协会联合会。 ■[mass noun]the action of forming states or organizations into a single group with centralized control 结成联合会;结盟 a first step in the federation of Europe. 欧洲结盟的初步措施之一。
派生 federationist noun 语源
early 18th cent.: from French fédération, from late Latin foederatio(n-), from the verb foederare 'to ally', from foedus 'league'