1. the act of publicly declaring something or someone to be wrong or evil
2. the act of informing against someone to authorities

Examples

• The senator’s denunciation of the corrupt practices made headlines.
• Her denunciation of the policy was swift and harsh.
• The activist’s denunciation of human rights violations drew international attention.
• His denunciation of his former colleagues shocked the community.
• The denunciation came after years of suspected wrongdoing.
• The public denunciation damaged the company’s reputation.
• She faced denunciation from her own party members.