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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
First recorded in 1930-35 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for quality control
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Historical Examples
  • They want us to send them the quality control specification for the hydrazine that was used as fuel in the first launch.

  • The only way Japan stepped out of the literate mode in the manufacturing world is in quality control.

  • 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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