Dhatki, also known as Dhati or Thari, is a sociolect of Marwari dialect of Rajasthani language. It is spoken in western parts of Jaisalmer and Barmer districts of Rajasthan in the Republic of India and eastern parts of Sindh province of Pakistan. Its characteristic phonological features are glottalized or implosive sounds. Many Dhatki speaking communities migrated to British India in 1947 after the partition and continued to do so in small numbers, but still there is a sizable number of Dhatki speakers in districts Tharparkar, Umarkot, Mirpurkhas, Sanghar, Badin and other areas of Sindh Pakistan.