plural alliances
1
: a union between people, groups, countries, etc. : a relationship in which people agree to work together
We need to form/forge/encourage a closer alliance between government and industry.
strengthen/weaken 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.
2
: the state of being joined in some activity or effort : the state of being allied
two nations in close alliance (with each other)
one nation working in alliance with another
3
: a group of people, countries, etc., that are joined together in some activity or effort
There is disagreement within the alliance about how to deal with this problem.
Cite this Entry
“Alliance.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/alliance. Accessed 22 Jun. 2026.
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