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.

It renegotiated their alliance last year and retains only a non-exclusive license on its technology until 2032.

From Barron's • Jun. 2, 2026

A conscious alliance of minority communities reelected Bradley, helping him become the longest-serving mayor in L.A. history.

From Los Angeles Times • May 31, 2026

Noboa, a staunch ally of the US president, has taken a hard line on drug-related violence and has joined a US-led alliance aimed at fighting cartels.

From BBC • May 30, 2026

The war has deepened the alliance between the U.A.E. and Israel.

From The Wall Street Journal • May 29, 2026

“I was after what you’re after: the alliance of my world with your worlds. What did you think?”

From "The Left Hand of Darkness" by Ursula K. Le Guin

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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