alliance

Derived from Middle English 'aliance', from Old French 'aliance', from Latin 'alliantia', from 'alliare' meaning to bind to.

NOUN (1)
[/əˈlaɪ.əns/en-US]
同盟 literal / 連携 formal / 提携 / 協定 / 合意 / 概念 untranslatable (The term 'alliance' carries specific connotations of partnership which may not have a direct equivalent but can be approximated.)
Synonyms association formal , partnership , coalition
Antonyms dissolution , separation

A formal agreement or union between two or more countries, groups, or individuals for mutual benefit or a common purpose, especially in matters of defense, politics, or business.

plural
alliances
  • The two nations formed a strong alliance to protect their borders from external threats. — This sentence illustrates a military or political agreement between states.
  • Several technology companies entered into an alliance to develop new software and share research. — This example shows a partnership between businesses for a shared goal.
  • Their shared passion for environmental protection led to an alliance of like-minded activists. — This demonstrates how individuals or groups can unite for a common cause.