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.
Definition of PERCUSSION INSTRUMENT. : a musical instrument (as a drum, xylophone, or maraca) sounded by striking, shaking, or scraping.See percussion instrument defined for kids. ADVERTISEMENT.efinition of PERCUSSION INSTRUMENT. : a musical instrument (as a drum, xylophone, or maraca) sounded by striking, shaking, or scraping. See percussion instrument defined for kids.