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.

As Roosevelt moved the U.S. toward intervention, he sent an envoy to the Vatican, hoping to craft global, ecumenical religious alliances—and there was no alliance he coveted more than with the Roman Catholic Church.

From The Wall Street Journal • Apr. 18, 2026

To reinforce this point, Meta and Broadcom announced an AI chip alliance Wednesday that looks set to boost TSMC’s order book even further.

From MarketWatch • Apr. 16, 2026

That talent convinced O'Neal to rent a house in Vancouver and maintain his alliance with the physio during the summer hiatus.

From BBC • Apr. 14, 2026

A potential merger would trigger “major antitrust, divestiture, alliance, execution, and valuation risks,” he added.

From Barron's • Apr. 14, 2026

To restrain the Venetians, the alliance of all the rest was necessary, as was the case in the defence of Ferrara.

From "The Prince" by Niccolò Machiavelli

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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