Ustad

Ustad (Persian/Arabic: استاد; /ostɑːd/, "master") is an Arabized Persian word ^[1] is a 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.

References

• Baily, John (2001). "Ustād". In Sadie, Stanley. The New Grove dictionary of music and musicians (2nd ed.). London: Macmillan Publishers. ISBN 0333608003. 
• Platts dictionary