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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 it demonstrates that “the alliance can achieve deterrence through collective action.”

From The Wall Street Journal • Apr. 9, 2026

Lajos struggles to keep hold of the estate after the dissolution of the Austro-Hungarian Empire in 1918 and during the interwar years as Hungary slides toward its alliance with Nazi Germany.

From The Wall Street Journal • Apr. 8, 2026

The alliance when Smith lifted Rob Yates to long on.

From BBC • Apr. 6, 2026

The remarks mark the latest dust-up between Trump and the alliance.

From Barron's • Apr. 6, 2026

Since both Franklin and Washington believed that an alliance with France could assure victory in the war, Franklin decided to meet with Bonvouloir.

From "George Washington, Spymaster" by Thomas B. Allen