What is "saberdzneti"

Saberdzneti was an ambiguous geographic term used in medieval and early modern Georgian historical sources to refer to Ancient Greece, Roman Empire and Byzantine Empire, while berdzeni was a name for people who lived in those states. Later the name saberdzneti came to mean simply " Greece" and berdzeni "the Greek". Saberdzneti literally means "Land of the Berdzens" (i.e. "Land of the Greeks.)