Quality control means ensuring that a product or service meets certain standards or specifications. Some synonyms for quality control may include quality assurance, quality management, inspection, testing, monitoring, and validation. These terms all refer to the process of ensuring that a product or service meets the required level of quality. Quality assurance often involves establishing quality standards and processes, while quality management involves overseeing the implementation of these processes. Inspection and testing involve checking the product or service for any defects or issues, while monitoring and validation involve continuously assessing and verifying the quality of the product or service. Overall, quality control is essential for maintaining customer satisfaction and ensuring that products and services meet the expected standards.