[ fed-uh-rey-shuhn ]
/ ˌfɛd əˈreɪ ʃən /
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the act of federating or uniting in a league.
the formation of a political unity, with a central government, by a number of separate states, each of which retains control of its own internal affairs.
a league or confederacy.
a federated body formed by a number of nations, states, societies, unions, etc., each retaining control of its own internal affairs.



In effect, this quiz will prove whether or not you have the skills to know the difference between “affect” and “effect.”
Question 1 of 7
The rainy weather could not ________ my elated spirits on my graduation day.

Origin of federation

1715–25; <Late Latin foederātiōn- (stem of foederātiō) a leaguing. See federate, -ion
in·ter·fed·er·a·tion, nounpro·fed·er·a·tion, adjectivere·fed·er·a·tion, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for federation (1 of 2)

/ (ˌfɛdəˈreɪʃən) /


the act of federating
the union of several provinces, states, etc, to form a federal union
a political unit formed in such a way
any league, alliance, or confederacy
a union of several parties, groups, etc
any association or union for common action

British Dictionary definitions for federation (2 of 2)

/ (ˌfɛdəˈreɪʃən) /

noun Australian

the Federation the federation of the Australian colonies in 1901
a style of domestic architecture of that period, characterized by red brick, terracotta roof tiles, sinuous curves, and heavy window frames
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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