Engineering English
Quality Control
Quality, Testing & Inspection · Last updated: July 30, 2026 · How this entry was written
Definition: The set of operational techniques, measurements and inspections used to check products or processes against specified requirements. It ensures that only items meeting those requirements are released to the customer.
Example in context
“The quality control team rejected the whole batch because the surface roughness measurements fell outside the limits stated on the drawing.”
“Kalite kontrol ekibi, yüzey pürüzlülüğü ölçümleri teknik resimde belirtilen sınırların dışına çıktığı için tüm partiyi reddetti.”
Where engineers use it
Encountered on production lines, in laboratories and on construction sites whenever finished or semi-finished output must be checked. Engineers need quality control to detect defective items before they reach assembly, shipment or the customer.
Synonyms: QC
Practice: can you use “Quality Control” at work?
You supervise a machining cell producing shafts with a tight diameter tolerance. Explain which quality control activities you would introduce and how you would decide whether a shaft passes.
Show a model answer
“Quality control checks the actual product against its specified requirements.”
“Quality Control” in 21 languages
| English | Quality Control |
|---|---|
| Turkish | Kalite kontrol |
| French | Contrôle qualité |
| German | Qualitätskontrolle |
| Spanish | Control de calidad |
| Chinese | 质量控制 |
| Arabic | مراقبة الجودة |
| Portuguese | Controle de qualidade |
| Russian | Контроль качества |
| Japanese | 品質管理 |
| Italian | Controllo qualità |
| Vietnamese | Kiểm soát chất lượng |
| Hindi | गुणवत्ता नियंत्रण |
| Thai | การควบคุมคุณภาพ |
| Indonesian | Pengendalian mutu |
| Korean | 품질 관리 |
| Bengali | গুণমান নিয়ন্ত্রণ |
| Dutch | Kwaliteitscontrole |
| Swedish | Kvalitetskontroll |
| Finnish | Laadunvalvonta |
| Ukrainian | Контроль якості |
Frequently asked questions
What does Quality Control mean in engineering?
The set of operational techniques, measurements and inspections used to check products or processes against specified requirements. It ensures that only items meeting those requirements are released to the customer. In Quality, Testing & Inspection, the term carries a usage-frequency rating of 10/10 in the Engineering English library.
How do you pronounce Quality Control?
Quality Control is pronounced /ˈkwɒlɪti kənˈtrəʊl/ (IPA). The Engineering English app plays audio for the term and checks your pronunciation with speech recognition.
How is Quality Control used in a sentence?
Example from an engineering context: “The quality control team rejected the whole batch because the surface roughness measurements fell outside the limits stated on the drawing.”
This entry is one of 7,806 terms in the Engineering English iOS app — with quizzes, spaced repetition and pronunciation checking.
Get the app on the App Store