متن اصلی - لاتین - novus ordo seclorum annuit coeptis

This should be "annuit coeptis". Here's a wikipedia page that explains it:

http://en.wikipedia.org/wiki/Annuit_CÅ“ptis

... and here's one that explains "novus ordo seclorum":

http://en.wikipedia.org/wiki/Novus_Ordo_Seclorum

Rain on the banknote will have erased a little part of the "O"!