ad'-an ('addan; in Ne 'addon; connected in some way with the name of the god Addu): A name mentioned in the list of the returning exiles (Ezr 2:59, duplicated in Ne 7:61). It is one of several names of Babylonian localities from which came men who were unable to declare their genealogy as Israelites.
The International Standard Bible Encyclopedia
Addan
The International Standard Bible Encyclopedia, James Orr (1915). Public domain, from the CrossWire SWORD module.