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.

Local groups such as Fort Bend Environmental and Air Alliance Houston have tried to raise awareness about the region’s poor air quality and lobby for a regulatory air monitor.

From The Wall Street Journal • May 21, 2026

Tang Ngok-kwan, a former Alliance committee member, said on Monday he believed that the group had been acting within the law.

From Barron's • May 18, 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

Cortes believed that the military conquest of the Alliance had to be accompanied and justified by an equivalent spiritual conquest.

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

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Vocabulary from The Articles of Confederation

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