phonetics
Definition
The scientific study of speech sounds and how they are produced, transmitted, and received.
हिन्दी वाणी की ध्वनियों का वैज्ञानिक अध्ययन और उनके उत्पादन, संचरण व प्राप्ति की प्रक्रिया।
Example
"She took a course in phonetics to improve her accent training."