quality control

American  

noun

1. a system for verifying and maintaining a desired level of quality in an existing product or service by careful planning, use of proper equipment, continued inspection, and corrective action as required.

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quality control British  

noun

1. control of the relative quality of a manufactured product, usually by statistical sampling techniques

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Etymology

Origin of quality control

First recorded in 1930–35

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Example Sentences

See Examples For:

quality control

"Inside the body, we can't do that post-manufacturing quality control, so we really needed to optimize the approach upfront to avoid altering any other cells."

From Science Daily ● Oct. 7, 2026

But consumers wouldn’t know that from their advertisements, which profess high-quality ingredients and rigorous quality control.

From The Wall Street Journal ● Oct. 6, 2026

But the combination of higher customs duties and quality control standards worked.

From BBC ● Oct. 5, 2026

“By building them in a factory, we have better quality control, better understanding of the costs and better consistency,” Stein said.

From Los Angeles Times ● Aug. 28, 2026

Moreover, if this trade-off is not acknowledged, there is a tendency to deny or cover up the inevitable defective items, which makes the job of quality control that much more difficult.

From "Innumeracy: Mathematical Illiteracy and Its Consequences" by John Allen Paulos

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