Origin
From Ancient Greek δωδεκαδάκτυλον, from δώδεκα (dÅdeka, "twelve") + δάκτυλος (daktulos, "finger") ≅ “twelve-fingersthingâ€; compare English duodenum and German Zwölffingerdarm; cognate with Greek δωδεκαδάκτυλο and Italian dodecadattilo.