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quality control

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.
Origin of quality control
1930-35 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for quality control
Contemporary Examples
Historical Examples
  • The only way Japan stepped out of the literate mode in the manufacturing world is in quality control.

  • They want us to send them the quality control specification for the hydrazine that was used as fuel in the first launch.

  • This same kind of flexibility is built into the recommendations relating to flow augmentation for quality control.

    The Nation's River United States Department of the Interior
British Dictionary definitions for quality control

quality control

control of the relative quality of a manufactured product, usually by statistical sampling techniques
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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quality control in Technology

The assessment of product compliance with stated requirements. Quality control should be independent from production.

The Free On-line Dictionary of Computing, © Denis Howe 2010
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Difficulty index for quality control

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