Definitions

alliance

[uh-lahy-uhns] / əˈlaɪ əns /

NOUN

friendly association, agreement

Synonyms

STRONG

accord affiliation affinity betrothal bond coalition coherence collaboration collusion combination communion compact concord concurrence confederacy confederation congruity conjunction connection consanguinity cooperation engagement entente federation fraternization friendship interrelation kinship league marriage matrimony membership mutuality pact participation partnership relation support tie treaty union

Antonyms

STRONG

antagonism detachment disagreement disconnection discord disunity division divorce hatred opposition separation

WEAK

disunion estrangement hostility rebellion war

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

But the alliance soon unravelled as they pursued divergent political agendas.

From BBC • May 11, 2026

The bill represents the latest chapter in a region legendary for fierce battles over logging, and it marks an uncommon alliance between tribes and the environmental movement.

From Los Angeles Times • May 10, 2026

The coalition, a fractious left-right alliance, has struggled to react.

From The Wall Street Journal • May 9, 2026

Pena said: "Paraguay deeply values this relationship and reaffirms its commitment to continue supporting Taiwan in a strategic alliance based on shared values."

From Barron's • May 8, 2026

Their collaboration as “Publius” in The Federalist Papers was every bit as seamless as the subsequent alliance between the two Virginians.

From "Founding Brothers: The Revolutionary Generation" by Joseph J. Ellis

Vocabulary lists containing alliance

May the 4th Be With You: Star Wars Words

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Working Together: The Language of Unions

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Vocabulary from The Articles of Confederation

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