What is the etymology of Kalahari?

The name "Kalahari" is derived from the Tswana Word "kgalagadi," which means "the great thirst." This reflects the arid conditions of the region, characterized by its vast desert landscapes. The term has been used historically to describe the sandy terrain and the scarcity of water in the Kalahari Desert, which spans parts of Botswana, Namibia, and South Africa.