A lake to the east of the Caspian Sea lying between Kazakhstan and Uzbekistan WordNet 3.0 & Open English WordNet

The Aral Sea was an endorheic lake lying between Kazakhstan to its north and Uzbekistan to its south which began shrinking in the 1960s and largely dried up by the 2010s. Wikipedia

A lake between Kazakhstan and Uzbekistan Wikipedia Disambiguation

Lake between Kazakhstan and Uzbekistan Wikidata

A middle-Asian salt lake without an outflow. OmegaWiki

A saline lake, straddling the Kazakhstan-Uzbekistan border, that was once large, but shrank to a quarter of its original size after the Amu Darya and Syr Darya rivers, which previously flowed into it, were diverted for irrigation purposes during the Soviet era. Wiktionary

Aral Sea. Wiktionary (translation)