1. a person who proves that something is wrong or false

Examples

• The scientist became a famous refuter of climate change myths.
• As a skilled refuter, she could dismantle weak arguments quickly.
• The debate team needed a strong refuter for their final match.
• He was known as a refuter of conspiracy theories.
• The professor was an effective refuter of outdated scientific beliefs.
• She earned her reputation as a refuter through careful research.