1. (Australia) Of an architectural style popular around the time of federation.
- We live in a federation house.
1. an organization formed by merging several groups or parties
2. a union of political organizations
3. the act of constituting a political unity out of a number of separate states or colonies or provinces so that each member retains the management of its internal affairs
Sentences with federation as a noun:
- It is 106 years since federation.