Quality is the degree to which a thing meets the requirements.

• The degree to which a set of inherent characteristics fulfills requirements. Quality is a multi-faceted concept. The dimensions of quality that are con-sidered most important depend on user perspectives, needs and priori-ties, which vary across groups of users.
• Adjective. In common use, of or having superior or high quality, or being perceived as superior, without specific qualification.
• A peculiar and essential character, the degree of some characteristic meet-ing expectations. Quality is defined through four virtues – clarity, ele-gance, simplicity, and value.

Other definitions:

• Quality is the degree of excellence of a thing.
• Fit for use.

Earley, S. (2011). The DAMA Dictionary of Data Management (DDDM). Technics Publications, LLC, New Jersey.

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