separationist

1. Guarding against the Infiltration of Ethnic Separationist Sentiments and Illegal Religious Consciousness into and Their Influence on Colleges and Universities
   警惕民族分裂主义思想和非法宗教意识对高校的渗透和影响
2. A new type of country as it was, this nation state got rid of the power of church and the rule of feudal separationist, while in the same time stimulated capitalist economy.
   作为一种新型的国家类型它破除了之前独立的教会势力与封建割据思想，同时还有力地推动了资本主义经济的发展。

noun

1. an advocate of secession or separation from a larger group (such as an established church or a national union)

   Synonym:    separatist