al·​li·​ance | \ ə-ˈlī-ən(t)s How to pronounce alliance (audio) \

Definition of alliance

 (Entry 1 of 2)

1a : the state of being allied : the action of allying nations in close alliance
b : a bond or connection between families, states, parties, or individuals a closer alliance between government and industry
2 : an association to further the common interests of the members specifically : a confederation of nations by treaty the alliance of Western nations
3 : union by relationship in qualities : affinity an alliance of industry and academia
4 : a treaty of alliance


geographical name
Al·​li·​ance | \ ə-ˈlī-ən(t)s How to pronounce Alliance (audio) \

Definition of Alliance (Entry 2 of 2)

city in northeastern Ohio northeast of Canton population 22,322

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Synonyms for alliance

Synonyms: Noun

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Examples of alliance in a Sentence

Noun We need to form a closer alliance between government and industry. strengthen the alliance of western nations There has been a pattern of shifting alliances in the political world. The article condemns what some say is an unholy alliance between government and media. one nation working in alliance with another There is disagreement within the alliance about how to deal with this problem.
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Recent Examples on the Web: Noun The alliance creates opportunities for community colleges to share resources and expertise, meet community needs and generate cost savings for the colleges that can be passed on to students., "Harford Community College joins Maryland Education Alliance, opening statewide pathways for student success," 3 May 2021 The alliance among New Zealand, the U.S., the U.K, Australia and Canada has its origins in World War II cooperation. Nick Perry, Star Tribune, "New Zealand leader Ardern takes tougher stance on China," 2 May 2021 In Kerala state, the ruling leftist political party was set to form government while the BJP led-alliance won no seats. Reuters And Jessie Yeung, CNN, "Prime Minister Modi's ruling party loses key election, but still makes gains despite India's Covid crisis," 2 May 2021 In June, he is scheduled to make his first trip overseas as commander in chief, heading to Britain for an economic summit and then to Brussels to pledge support to NATO, the military alliance built as a bulwark to Moscow’s aggression. Jonathan Lemire,, "Biden presidency enters more perilous phase after first 100 days," 1 May 2021 But alliance-building is just one tool in the administration’s arsenal, and that alone can’t mitigate the vulnerabilities opened by the administration’s early outreach to the CCP. Jimmy Quinn, National Review, "Biden’s Troubling Outreach to China," 30 Apr. 2021 Robbins’s alliance with Ms. Didion made no separation between collegiality and deeply committed friendship. WSJ, "Where She Was From: The Collected Joan Didion," 30 Apr. 2021 In a recent case, 18 acres were carved out of a 60-acre forest the alliance deems a high-priority area. London Gibson, The Indianapolis Star, "Indianapolis has few urban forests left — but many are privately owned and at risk," 30 Apr. 2021 For the first three months of 2021, the business alliance reported far more meetings, calls and emails with city officials than any other special interest, records show. oregonlive, "Portland Business Alliance fined for repeatedly violating city lobbying rules," 29 Apr. 2021

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


13th century, in the meaning defined at sense 1a

History and Etymology for alliance


see ally entry 1

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Time Traveler for alliance

Time Traveler

The first known use of alliance was in the 13th century

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Statistics for alliance

Last Updated

6 May 2021

Cite this Entry

“Alliance.” Dictionary, Merriam-Webster, Accessed 10 May. 2021.

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More Definitions for alliance



English Language Learners Definition of alliance

: a union between people, groups, countries, etc. : a relationship in which people agree to work together
: the state of being joined in some activity or effort : the state of being allied
: a group of people, countries, etc., that are joined together in some activity or effort


al·​li·​ance | \ ə-ˈlī-əns How to pronounce alliance (audio) \

Kids Definition of alliance

1 : a relationship in which people, groups, or countries agree to work together The oil company and the environmental group formed an unusual alliance.
2 : an association of people, groups, or nations working together for a specific purpose the Alliance for Arts Education

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