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, or more precisely, mechanical waves in gases, liquids, and solids. it is concerned with the production, control, transmission, reception, and effects of sound. a scientist who works in the field of acoustics is called an acoustician. the application of acoustics in technology is called acoustical
greek word ακουστός, meaning able to be heard [ ] the study of acoustics has been fundamental to many developments in the performing arts. many of the principles of acoustics, especially in the area of musical scales and instruments, were explained theoretically by scientists only after long years...
https://www.newworldencyclopedia.org/entry/Acoustics