Educar la voz

[ROBINDESBOIS]

Educar la voz is used when somebody want to become a professional singer, and their voice is not that great, Then you go to an academy or school and a teacher helps you to educar your voice. what's the word in English?

[Rusty]

train one's voice
We take voice training at school.
My teacher helps me train my voice.

voice training = voice education

Less formal training is called voice lessons. People improve their voices by taking voice lessons.