• synonyms


[verb fed-uh-reyt; adjective fed-er-it]
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verb (used with or without object), fed·er·at·ed, fed·er·at·ing.
  1. to unite in a federation.
  2. to organize on a federal basis.
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  1. federated; allied.
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Origin of federate

1665–75; < Latin foederātus leagued together, allied, equivalent to foeder- (nominative stem foedus) league + -ātus -ate1
Related formsfed·er·a·tor, nounnon·fed·er·at·ed, adjectivere·fed·er·ate, verb, re·fed·er·at·ed, re·fed·er·at·ing.un·fed·er·at·ed, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words

league, align, organize, unite, confederate

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British Dictionary definitions for federated


verb (ˈfɛdəˌreɪt)
  1. to unite or cause to unite in a federal union
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adjective (ˈfɛdərɪt)
  1. federal; federated
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Derived Formsfederative, adjective
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

Word Origin and History for federated



1814 (implied in federated), back-formation from federation, or else from Latin foederatus "having a treaty, bound by treaty," past participle of foederare "to establish by treaty," from foedus (see federal). Related: Federating. As an adjective, by 1710.

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Online Etymology Dictionary, © 2010 Douglas Harper