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

Example Sentences

See Examples For:

quality control

“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

The production increase signals improving quality control, crucial for Boeing to boost earnings and free cash flow.

From Barron's ● May 27, 2026

Under normal conditions, SEL1L acts as part of the cell's quality control system by identifying damaged or misfolded proteins and marking them for destruction.

From Science Daily ● May 21, 2026

It has said that quality control measures, which usually remove such responses, were not applied due to human error.

From BBC ● Mar. 26, 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