federation meaning
EN
[-eɪʃən] 
US WFederation
- A federation (from Latin: foedus, gen.: foederis, "covenant"), also known as a federal state, is a political entity characterized by a union of partially self-governing states or regions under a central (federal) government.
- The governmental or constitutional structure found in a federation is known as federalism. It can be considered the opposite of another system, the unitary state.
- Federations may be multi-ethnic and cover a large area of territory (e.g. Russia, the United States, or India), although neither is necessarily the case.
FR fédération 
- NounPLfederationsSUF-ation
- Act of joining together into a single political entity.
- It is 106 years since federation.
- Array of nations or states that are unified under one central authority which is elected by its members.
- Any society or organisation formed from separate groups or bodies.
- (computing, telecommunications) A collection of network or telecommunication providers that offer interoperability.
- Act of joining together into a single political entity.
- Adjective
- (Australia) Of an architectural style popular around the time of federation.
- We live in a federation house.
- (Australia) Of an architectural style popular around the time of federation.
- More Examples
- Used in the Middle of Sentence
- Ninian Smart, The Long Search (1977) p. 27. It is no surprise then to find that Hinduism is really a sort of federation of Hinduisms.
- Used in the Middle of Sentence
Definition of federation in English Dictionary
- Part-of-Speech Hierarchy
- Adjectives
- Uncomparable adjectives
- Uncomparable adjectives
- Morphemes
- Suffixes
- Words by suffix
- Words suffixed with -ation
- Words suffixed with -ation
- Words by suffix
- Suffixes
- Nouns
- Countable nouns
- Countable nouns
- Adjectives
Source: Wiktionary
Grammatically, this word "federation" is an adjective, more specifically, an uncomparable adjective. It's also a morpheme, more specifically, a suffixe. It's also a noun, more specifically, a countable noun.