Soli or
Só was the medieval name of a small region in today's northern
Bosnia and Herzegovina, centered in the town of
Tuzla. Initially, a
Slavic župa, the
Banate of Só became an administrative division of the
Kingdom of Hungary. The meaning of the name is "salts". With the arrival of the
Ottoman Empire around 1512, the names of the villages "Gornje Soli" and "Donje Soli" were translated to "Memlehai-bala" and "Memlehai-zir", literally meaning Upper and Lower Saltworks, resp.