taan | तान

taan (Devanagari: तान ISO15919: tāna) is a technique used in the vocal performance of a raga in Hindustani classical music. It involves singing melodic notes using vowels very rapidly e.g. often the long "a" as in the word "car".

REFERENCE

Shyama Shyam Geet - Love Songs of Shri Radha Krishna