Ustad

Ustad (Persian/Arabic:  master or teacher), an Arabized Persian word , is an honorific title for a Muslim man in South Asia. The title precedes the name and is usually used for well-regarded teachers and artists, most often musicians. It is applied and used via informal social agreement. It is abbreviated as ut. or ud. Aside from the honorific, the word is generally used by its literal meaning to refer to any teacher or master  translated as   in Urdu.