Definition of alliancenext
1
as in treaty
a formal agreement between two or more nations or peoples the smaller countries signed an alliance pledging to protect one another against the belligerent behemoth in their midst

Synonyms & Similar Words

Relevance
2
as in coalition
an association of persons, parties, or states for mutual assistance and protection an alliance between the French and the Algonquians to check Iroquois advances into their territory

Synonyms & Similar Words

3

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of alliance The reforms include winding down mRNA vaccine development, withdrawing funding for an international vaccine alliance and tightening access to COVID shots. CNN Money, 16 July 2026 The group has shifted its loyalties and alliances to consolidate its regional control of the territory through extortion. María Verza, Los Angeles Times, 16 July 2026 For an extended study of civil rights, Mejdi Tours leads a once-a-year, four-night trip that explores all the historic sites, along with a few religious ones, like Atlanta’s oldest synagogue and the Black–Jewish alliance. Rebecca Deurlein, Southern Living, 16 July 2026 Broad arms embargoes on Israel or a hollowing-out of the alliance would make a regional settlement harder, not easier, to come by. Thomas Wright, The Atlantic, 16 July 2026 See All Example Sentences for alliance
Recent Examples of Synonyms for alliance
Noun
  • The 60-day memorandum of understanding treaty never properly addressed control of the strait, and now it’s undone.
    Jordan Blum, Fortune, 18 July 2026
  • The statement also calls for a new international treaty explicitly dealing with the positive and negative effects of satellite constellations.
    Mary Randolph, Scientific American, 16 July 2026
Noun
  • Thiel has spent the better part of his adult life building a coalition between Silicon Valley libertarianism and conservative Christianity.
    Nick Lichtenberg, Fortune, 18 July 2026
  • Healthcare workers and other supporters with the Billionaire Tax Now coalition hold placards during a media briefing in Los Angeles on April 27, 2026.
    Scott Cohn, CNBC, 17 July 2026
Noun
  • Earlier this year, the club announced a new global partnership with American fashion brand Tommy Hilfiger.
    James Pearce, New York Times, 20 July 2026
  • Club names Eli Lilly and Nvidia also have a partnership for AI drug discovery.
    Jim Cramer, CNBC, 20 July 2026
Noun
  • Some analysts push back, saying a Libya pact bolsters US diplomatic efforts in Africa.
    Lauren Morganbesser, semafor.com, 14 July 2026
  • Last year, Netflix struck a pact with Hasbro for the rights to Monopoly.
    Peter White, Deadline, 13 July 2026
Noun
  • July 4 birthed independence but also a dysfunctional confederacy.
    Max Taves, Mercury News, 3 July 2026
  • The headstone, a memorial to texans who served the confederacy, was erected in 1964, which is to say the state missed the hundred-year anniversary of the battle itself but did remember to put it up in the year that Lyndon Johnson signed the Civil Rights Act.
    Christopher Hooks, Harpers Magazine, 23 June 2026
Noun
  • This association with high status, as well as a rudimentary analysis of the size of the bones, led archaeologists to conclude that the burial belonged to a man.
    Jack Guy, CNN Money, 17 July 2026
  • The association, which is headquartered in West Sacramento, consists of 32 churches across five states.
    Emma Hall, Sacbee.com, 17 July 2026
Noun
  • Additionally, the deal would require the Blazers to hire union workers and set caps on project-cost overruns.
    Jason Quick, New York Times, 20 July 2026
  • The cast is a mix of professional actors in the Equity union, local talent plus children and teens adding to a fuller ensemble.
    Christopher Arnott, Hartford Courant, 19 July 2026
Noun
  • This partnership marks a historic milestone for the University of California — the first Joint Powers Authority established to operate a new health system and the first collaboration of its kind UC-wide.
    Pradeep Khosla, San Diego Union-Tribune, 16 July 2026
  • The Virginia Talent Accelerator Program is a collaboration between the Virginia Economic Development Partnership and the state's community college system to provide job-specific training to prospective employees.
    Scott Cohn, CNBC, 16 July 2026

Browse Nearby Words

Cite this Entry

“Alliance.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/alliance. Accessed 22 Jul. 2026.

More from Merriam-Webster on alliance

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster