fed·​er·​ate | \ ˈfe-d(ə-)rət How to pronounce federate (audio) \

Definition of federate

 (Entry 1 of 2)

: united in an alliance or federation : federated


fed·​er·​ate | \ ˈfe-də-ˌrāt How to pronounce federate (audio) \
federated; federating

Definition of federate (Entry 2 of 2)

transitive verb

: to join in a federation

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Synonyms & Antonyms for federate

Synonyms: Verb

ally, associate, band (together), club, coalesce, cohere, confederate, conjoin, cooperate, league, unite

Antonyms: Verb

break up, disband

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Examples of federate in a Sentence


The independent provinces were federated to form a nation. in the years following World War II, the U.S. and the nations of western Europe made the decision to federate as the North Atlantic Treaty Organization

Recent Examples on the Web: Verb

The state could be federated into two parts, so that each side would enjoy a majority in its own areas. Noah Feldman, The Denver Post, "Mideast can’t agree what one-state solution means," 20 Feb. 2017 The CTU would become a union that is federated, that represents multiple employers. Juan Perez Jr., chicagotribune.com, "Charter school teachers to vote on proposal to merge with CTU," 4 June 2017 The countries were sparring over the historical origins of Anna Yaroslavna, an 11th-century figure born in Kievan Rus -- then federated territory surrounding Kiev, now the capital of Ukraine -- and who went on to become queen of France. David Wright, CNN, "Twitter d'oh-plomacy: Ukraine mocks Russia with Simpsons GIF," 30 May 2017 The club is the oldest federated Woman’s Club in South Florida. Christina Mayo, miamiherald, "How a rapping Romeo and Juliet can target gun violence," 26 Apr. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'federate.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of federate


1672, in the meaning defined above


1580, in the meaning defined above

History and Etymology for federate


Latin foederatus, from foeder-, foedus

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Statistics for federate

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Time Traveler for federate

The first known use of federate was in 1580

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English Language Learners Definition of federate

: to join (organizations, states, etc.) in a federation

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More from Merriam-Webster on federate

Rhyming Dictionary: Words that rhyme with federate

Thesaurus: All synonyms and antonyms for federate

Spanish Central: Translation of federate

Nglish: Translation of federate for Spanish Speakers

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