Quality may refer to: Concepts: Quality (business) Quality (philosophy), an attribute or a property Quality (physics), which has separate meanings in thermodynamics and harmonics Energy quality, used in various science disciplines In music: Quality, referring primarily to the timbre, but also dynamics (music) and musical texture, of a section or piece Quality (album), by rapper Talib Kweli Other uses: Quality, California, community in Kern County Quality Comics, an American comic book… (More on Quality)