Sound propagation refers to the process through which sound travels from its source to the surrounding environment. There are several synonyms for sound propagation which are used interchangeably. Some of the most common synonyms for sound propagation include sound wave, sound transmission, sound diffusion, and sound radiance. All of these words refer to the movement of sound energy through a physical medium, typically in the form of vibrations. Whether it is referred to as sound propagation, sound wave, or any other of these synonyms, the process is crucial to our understanding of how sound behaves and interacts with its environment, making it an essential concept in fields such as physics, engineering, and acoustics.