UzbekistanUz‧bek‧i‧stan /ˌʊzbekɪˈstɑːn $ ʊzˌbekɪˈstæn/a country in central Asia between Turkmenistan and Kazakhstan. Population: 28,661,637 (2014). Capital: Tashkent. It was formerly part of the Soviet Union, and is now a member of the CIS.—Uzbek /ˈʊzbek/ noun, adjective