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.

On Monday, the climate-vulnerable Alliance of Small Island States said countries could not keep ignoring "the elephant in the room" and warned that anything short of winding down fossil fuels was "papering over the cracks".

From Barron's • Jun. 8, 2026

United Launch Alliance, a rocket company owned by Boeing and Lockheed Martin, has warned that flying Starship from even one pad in the area would likely disrupt other rocket operations.

From The Wall Street Journal • Jun. 8, 2026

She also directly responded to the criticism levelled at her from Sinn Féin & Alliance MPs.

From BBC • Jun. 7, 2026

Maria Lou Calanche, executive director of the nonprofit Expanded Learning Alliance, trailed Hernandez, according to early returns.

From Los Angeles Times • Jun. 3, 2026

But because ambition succeeds best when disguised by virtue, he wanted to furnish the Alliance with an animating ideology—a manifest destiny, as it were, or mission civilisatrice.

From "1491" by Charles C. Mann

Vocabulary lists containing alliance

May the 4th Be With You: Star Wars Words

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Working Together: The Language of Unions

Interested in learning more words like this one? Our team at Vocabulary.com has got you covered! You can review flashcards, quiz yourself, practice spelling, and more – and it's all completely free to use!

Vocabulary from The Articles of Confederation

Want to remember this word for good? Start your learning journey today with our library of interactive, themed word lists built by the experts at Vocabulary.com – we'll help you make the most of your study time!