What is "belice"

The Belice, , is a river of western Sicily. It is about long. From its main source near Piana degli Albanesi it runs south and west for as the Belice Destro ("right Belice") until it is joined near Poggioreale by its secondary branch, the Belice Sinistro ("left Belice"), which rises on the slopes of Rocca Busambra. The Belice proper then flows for another or so before entering the Strait of Sicily to the east of the ancient Greek archaeological site of Selinunte. During Classical times it was known as the Hypsas.