1. the act of saying negative or disparaging things about someone or something; criticism that diminishes reputation or value
2. something that reduces or takes away from the value, quality, or importance of something

Examples

• The article was full of detraction aimed at the politician's record.
• Despite some detraction from critics, the film was a commercial success.
• She refused to engage in detraction of her competitors.
• The scandal caused significant detraction from his accomplishments.
• His constant detraction of others made him unpopular in the office.
• The minor flaws were a small detraction from an otherwise excellent performance.