fed·er·a·tion /fedəˈrāSHən/ Noun: 1. A group of states with a central government but independence in internal affairs.
2. An organization or group within which smaller divisions have some degree of internal autonomy.Ok, so a federation is how things collaborate / work together for a greater good and how a number of things bubble up into a larger collective. Two terms that are have been used within the technology realm are federated search and federated databases. Both these fit well within building an understanding of the federated backpack.