From Longman Dictionary of Contemporary Englishquality controlˈquality conˌtrol noun [uncountable] BBBTIFthe practice of checking goods as they are produced to be sure that their quality is good enough —quality controller noun [countable]
Examples from the Corpus
quality control• A Levy-Jennings quality control chart is a graphic representation of the acceptable limits of variation in the results of an analytic method.• Every barrel a different strength, no quality control in those days.• Is it just to do with production quality control or does it also embrace marketing, accounting and other functions?• Although the quality control needs tightening, the Diamond Phoenix is hard to beat on price.• The scheme allows tight quality control and effective management of resources.• Because its characteristics can be treated mathematically it is central to quality control via samples.From Longman Business Dictionaryquality controlˈquality conˌtrol [uncountable]MANUFACTURING the process of making sure that an organization’s goods and services are produced and sold as planned and designed and are of the right qualityThere were problems with quality control and product consistency. → control 