Definition of Turkestan in English:
A region of central Asia between the Caspian Sea and the Gobi Desert, inhabited mainly by Turkic peoples. It is divided by the Pamir and Tien Shan mountains into eastern Turkestan, now the Xinjiang autonomous region of China, and western Turkestan, which comprises present-day Turkmenistan, Kazakhstan, Uzbekistan, Tajikistan, and Kyrgyzstan.
Definition of Turkestan in:
- US English dictionary