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.

The top US diplomat "will discuss the need for increased defense investment and greater burden sharing in the Alliance," a State Department statement said.

From Barron's • May 19, 2026

The Better Medicare Alliance, the industry trade group for Medicare Advantage, said health insurance is one of the biggest decisions older adults make, and the choices in the Medicare program keep growing.

From MarketWatch • May 18, 2026

The Alliance for Youth Justice welcomed the government's recognition "that the youth justice system is not working".

From BBC • May 18, 2026

The Oil Sands Alliance, the group behind the Pathways project, didn’t immediately respond to a request for comment.

From The Wall Street Journal • May 15, 2026

The original organization, the Farmers' Alliance, was for whites only, but an affiliated Colored Farm Alliance was soon started and quickly attracted more than one million members.

From "The Best of Enemies" by Osha Gray Davidson

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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