noun

federation

federation, league, union

The Russian Federation is a large country.

The Russian Federation is a large country.

The sports federation organized the tournament.

The sports federation organised the tournament.

a federation of ((sth.)) a group of states or organisations The country is a federation of several states.

Synonyms: confederation, union, alliance, league; Antonyms: separation, division

From Latin 'foedus' (covenant, league, treaty). The suffix '-ation' denotes an action or process.

Think of a 'federal' government, which is a union of states. A federation is a group of states or organisations joined together.

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