The study of marketing processes, activities, institutions, and results from a broad perspective such as a nation, in which cultural, political, and social, as well as economic interaction are investigated. It is marketing in a larger context than any one firm.
Primary instrument. A primary instrument is a scientific instrument, which by its physical characteristics is accurate and is not calibrated against anything else. A primary instrument must be able to be exactly duplicated anywhere, anytime with identical results. Pressure.
Music. 1  a tube used as, or to form an essential part of, a musical wind instrument. 2  a musical wind instrument consisting of a single tube of straw, reed, wood, or other material, as a flute, clarinet, or oboe. 3  one of the wooden or metal tubes from which the tones of an organ are produced.