a specialist in acoustics, particularly in sound quality and its effects in a particular environment.

ध्वनि विशेषज्ञ

English Usage: The acousticist was called in to improve the concert hall's sound.

Hindi Usage: संगीत सभागृह की ध्वनि सुधारने के लिए ध्वनि विशेषज्ञ को बुलाया गया।