What is "budjak"

Budjak or Budzhak ( Russian, Ukrainian, and Bulgarian: Буджак; Romanian: Bugeac; Turkish: Bucak) is a historical region in the Odessa Oblast (province) of Ukraine. Lying along the Black Sea between the Danube and Dniester rivers, this thinly populated multi-ethnic 600,000-people region of 13,188 km was the southern part of Bessarabia. The region is bordered in the north and west by Moldova, in the south by Romania and in the east by the Black Sea and the rest of Ukraine.