psychoacoustics
/ˌsaɪkoʊəˈkuːstɪks/
noun
- The scientific study of how humans perceive sound, including the psychological and physiological responses to it.
- Students in the psychoacoustics class learned why some frequencies are more pleasant to the ear.
- Advances in psychoacoustics have led to better noise-canceling headphones.
- Psychoacoustics is used to improve the quality of audio compression in MP3 files.