mo·​bi·​lize | \ ˈmō-bə-ˌlīz How to pronounce mobilize (audio) \
mobilized; mobilizing

Definition of mobilize

transitive verb

1a : to put into movement or circulation mobilize financial assets
b : to release (something stored in the organism) for bodily use The body mobilizes its antibodies.
2a : to assemble and make ready for war duty mobilize all reserve forces for overseas duty
b : to marshal (something, such as resources) for action mobilize support for a proposal

intransitive verb

: to undergo mobilization The army can mobilize quickly for a major war.

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Synonyms & Antonyms for mobilize


marshal (also marshall), muster, rally


demob [chiefly British], demobilize

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Examples of mobilize in a Sentence

They couldn't mobilize enough support to pass the new law. Several groups have mobilized to oppose the proposed new law. They have the ability to mobilize quickly. The government had to mobilize the army quickly. More than 10,000 troops were mobilized for war.
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Recent Examples on the Web

Both are beloved figures among progressive activists who have mobilized against the Amazon deal and who, political observers say, could challenge the Democratic state senator from the left. Jimmy Vielkind, WSJ, "State Street: Albany Lawmakers Eye Campaign Finance Reform, but Activists Want More," 13 Jan. 2019 The origins of Soranet seem jarringly benign for a site that has mobilized tens of thousands of protesters to take to the streets and an international effort to track down its administrators. Shawn Musgrave, The Verge, "How ICE used an obscure rule to pursue the owners of a Korean porn site," 27 Sep. 2018 Moreover, supporting individuals rather than building institutions reinforces the status-quo of elites who can more easily mobilize. Renad Mansour, Time, "Iraq Can Rebuild Itself. But Only if the West Stays Out of It," 10 May 2018 But that constituency doesn’t seem all that mobilized. Eric Levitz, Daily Intelligencer, "DI Politics Chat: Upzoning the American Dream," 21 Apr. 2018 Most were mobilized to Israel, while some stayed in Europe and the United States. Yaakov Lappin, Jewish Journal, "To prep for possible Mideast war, U.S. and Israel join in sweeping missile-defense training," 14 Mar. 2018 And his 1980 defeat in many ways marked a moment in which Carter’s fellow Evangelicals mobilized into one of the most powerful political subgroups in the country, and the core of the Republican Party to this day. Harry Bruinius, The Christian Science Monitor, "In Plains, Ga., an evangelical politician like no other," 11 July 2018 After more than thirty years of absence from the political forefront, the war breathed a fresh resurgence into the controversial organization, which quickly set about mobilizing activists abroad and providing humanitarian aid. Hollie Mckay, Fox News, "Syrian Muslim Brotherhood revives amid ongoing civil war, lashes out at the U.S. and Israel," 9 July 2018 An all-female production mobilizes and and brings women to centerstage. Kt Hawbaker,, "Northlight Theatre announces casting for its 44th season, including two world premieres," 7 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'mobilize.' 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 mobilize

1838, in the meaning defined at transitive sense 1a

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Statistics for mobilize

Last Updated

20 Mar 2019

Look-up Popularity

Time Traveler for mobilize

The first known use of mobilize was in 1838

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More Definitions for mobilize



English Language Learners Definition of mobilize

: to bring (people) together for action
: to come together for action
: to make (soldiers, an army, etc.) ready for war


mo·​bi·​lize | \ ˈmō-bə-ˌlīz How to pronounce mobilize (audio) \
mobilized; mobilizing

Kids Definition of mobilize

: to assemble (as military forces) and make ready for action


variants: also British mobilise \ ˈmō-​bə-​ˌlīz How to pronounce mobilise (audio) \
mobilized also British mobilised; mobilizing also British mobilising

Medical Definition of mobilize

transitive verb

1 : to put into movement or circulation : make mobile specifically : to release (something stored in the body) for body use the body mobilizes its antibodies
2 : to assemble (as resources) and make ready for use the sympathetic nervous system…mobilizes the bodily resources as a means of preparing for fight or flight— H. G. Armstrong
3 : to separate (an organ or part) from associated structures so as to make more accessible for operative procedures
4 : to develop to a state of acute activity ego feeling and ego attitude…mobilize hostile feelings toward others— Abram Kardiner

intransitive verb

: to undergo mobilization : assemble and organize for action

Other Words from mobilize

mobilizable also British mobilisable \ ˈmō-​bə-​ˌlī-​zə-​bəl How to pronounce mobilisable (audio) \ adjective

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More from Merriam-Webster on mobilize

Rhyming Dictionary: Words that rhyme with mobilize

Thesaurus: All synonyms and antonyms for mobilize

Spanish Central: Translation of mobilize

Nglish: Translation of mobilize for Spanish Speakers

Britannica English: Translation of mobilize for Arabic Speakers

Comments on mobilize

What made you want to look up mobilize? Please tell us where you read or heard it (including the quote, if possible).


to reflect, repel, echo, or resound

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