refutal

1. The first part is the theoretical basis of the research. It mainly expounds the basic meaning, the main types, basic characteristics and main dangers of online rumors, and sorts the theory about rumor refutal and rumor control.
   第一部分厘清网络谣言及其治理研究的理论基础，主要阐明网络谣言的基本含义、主要类型、基本特点及主要危害，并重点梳理关于网络谣言之辟谣及控谣方面的理论。

noun

1. the act of determining that something is false

   Synonym:    falsificationfalsifyingdisproofrefutation