A desert region to the east of the River Indus, lying in the Rajasthan and Gujarat states of north-western India and the Punjab and Sind regions of south-eastern Pakistan.
Also called Great Indian Desert
Definition of Thar Desert in US English:
Thar Desert
proper nounˌtär ˈdəzərt
A desert region to the east of the Indus River that lies in the states of Rajasthan and Gujarat in northwestern India and in the Punjab and Sind regions of southeastern Pakistan.