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Glossary ~Q~

Within this glossary we define nearly 300 terms used in quality management. Some are taken from international standards, others are commonly understood English definitions and most we have derived from experience . Use the search engine in the header to search for the term you are looking for or simply click on the appropriate letter below.

Numbers A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U V W X Y Z

Qualification - Determination by a series of tests and examinations of products, related documents and processes that the product meets all the specified performance capability requirements

Qualification approval - The status given to a supplier whose product has been shown to meet all the specified requirements

Qualified personnel - Personnel who have been judged as having the necessary ability to carry out particular tasks

Quality - The degree to which a set of inherent characteristics fulfils requirements (ISO 9000 clause 3.1.1) Note that Requirements are defined as a need or expectation that is stated, general implied or obligatory (ISO 9000 clause 3.1.2)

Quality activities - Any activity that affects the ability of a product or service to satisfy stated or implied needs or the organization's ability to satisfy those needs. If the quality system defines the activities that need to be executed to achieve quality then any activity specified in the documented quality system is also a quality activity

Quality assurance - Part of quality management focused on providing confidence that quality requirements will be fulfilled. (ISO 9000)

Quality characteristics - Any characteristic of a product or service that is needed to satisfy customer needs or achieve fitness for use

Quality conformance - The extent to which the product or service conforms to the specified requirements

Quality control - A process for maintaining standards of quality that prevents and corrects change in such standards so that the resultant output meets customer needs and expectations. (see also ISO 9000 clause 3.2.10)

Quality costs - Costs incurred because failure is possible. The actual cost of producing an entity is the no failure cost plus the quality cost. The no failure cost is the cost of doing the right things right first time. The quality costs are the prevention, appraisal and failure costs

Quality function deployment - A technique to deploy customer requirements (the true quality characteristics) into design characteristics (the substitute characteristics) and deploy them into subsystems, components, materials and production processes. The result is a grid or matrix that shows how and where customer requirements are met

Quality improvement - Part of quality management focused on increasing the ability to fulfil quality requirements. (ISO 9000)

Quality management - All activities of the overall management function that determine the quality policy, objectives and responsibilities and implement them by means such as quality planning, quality control and quality improvement within the quality system (ISO 8402)

Quality management system - The set of interconnected processes used by the organization to achieve its objectives. (see also ISO 9000 3.2.3)

Quality management system requirements - Requirements pertaining to the design, development, operation, maintenance and improvement of quality management systems

Quality manual - A document specifying the quality management system of an organization (ISO 9001 clause 3.7.4). Note that ISO 9001 requires the quality manual to describe rather than specify the interaction between the processes of the quality management system

Quality objectives - Those results which the organization needs to achieve in order to improve its ability to meet current and future customer needs and expectations

Quality planning - Provisions made to prevent failure to satisfy customer needs and expectation and organizational goals

Quality plans - Plans produced to define how specified quality requirements will be achieved, controlled, assured and managed for specific contracts or projects

Quality policy - The overall intentions and direction of an organization related to quality, as formally expressed by top management (ISO 9000:2000)

Quality problems - The difference between the achieved quality and the required quality

Quality records - Objective evidence of the achieved features and characteristics of a product or service and the processes applied to its development, design, production, installation, maintenance and disposal as well as records of assessments, audits and other examinations of an organisation to determine its capability to achieve given quality requirements

Quality requirements - Those requirements which pertain to the features and characteristics of a product or service which are required to be fulfilled in order to satisfy a given need

Quality system - A tool for achieving, sustaining and improving quality. For more on quality systems see Quality System Handbook

Quality system assessments - External audits carried out by second or third parties. They include a documentation audit, implementation audit and the determination of the effectiveness of the system

Quality system element - A distinct part of the system that is governed by a set of requirements. A subsection of the standard identified by a two digit number such as 5.1, 5.2, 5.3 etc

Quality system management - A business process the purpose of which is to plan, organize and control the development, operation, maintenance and improvement of the quality system so that it enables the organization to continually meet its corporate objectives

Quality system requirements - Requirements pertaining to the design, development, implementation. Maintenance and improvement of quality systems

Quality target - An intermediate goal to be achieved towards a specified quality objective

Quarantine area - A secure space provided for containing product pending a decision on its disposal


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Last amended 11/09/2013
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