Ustad Hussain Sayeeduddin Dagar, a classical vocalist and one of the leading exponents of Dhrupad tradition, passed away following a brief illness in Pune. He was 78.
Dhrupad is a Sanskrit blend of Dhruva (immovable) and Pad (verse). It has its roots in ancient times, it was first mentioned in 3rd Century B.C. in the Natyashastra.
Source- The Hindu