1. the process of withdrawing or revoking an official certificate, license, or credential from a person or organization
Usage: commonly used in labor relations, education, and professional licensing contexts
2. in labor relations, the process by which workers vote to remove union representation or recognition
Usage: labor/industrial relations context

Examples

• The teacher faced decertification after failing the state competency exam.
• The company's decertification of the product meant it could no longer be sold in that market.
• Workers initiated a decertification vote to remove the union from their workplace.
• The hospital's decertification resulted from repeated safety violations.
• Following the scandal, the organization pursued decertification of all involved auditors.
• The decertification process took several months to complete.
• Employees voted for decertification because they felt the union no longer represented their interests.