Quality

Quality may refer to:

• Quality (business), the non-inferiority or superiority of something
• Quality (philosophy), an attribute or a property
• Quality (physics), in response theory
• Energy quality, used in various science disciplines
• Logical quality, philosophical categorization of statements
• Service quality, comparison of expectations with performance in a service
• Vapor quality, in thermodynamics, the ratio of mass of vapor to that of vapor and liquid
• Data quality, refers to the condition of a set of values of qualitative or quantitative variables

• Quality assurance (QA)
• Quality control (QC)
• Quality management system (QMS)
• Quality Management (QM)

• Quality, Kentucky, an unincorporated community

• Quality Comics, an American comic book publisher between 1939 and 1956
• Quality Communications, a British comic book publisher between 1982 and 2008
• Quality Records, a Canadian entertainment company

• Quality (CDQ album), 2016
• Quality (Talib Kweli album), 2002
• "Quality", a song by Khalil from Prove It All, 2017
• "Quality", a song by Maluma from Papi Juancho, 2020
• Tone quality refers primarily to timbre; quality can also refer to:
• Dynamics (music), every aspect of the execution of a given piece
• Texture (music), the way the melodic, rhythmic, and harmonic materials are combined in a composition

• The qualities, short for the Quality press (prestigious newspapers) in the U.K.