(たいぎ)

たいぎ
noun
just cause, principle, moral duty
formal
1. just cause, righteous cause, principle
A moral or ethical principle that justifies an action, especially one involving sacrifice or conflict. Often used in political, military, and historical contexts to describe the higher purpose behind an action.
大義(たいぎ)ため(たたか)
To fight for a just cause.
大義(たいぎ)名分(めいぶん)なければ戦争(せんそう)(はじ)められない
A war cannot be started without a just cause.
To push forward reforms, a just cause that the public can accept is needed.

Usage

Often appears in the four-character compound 大義(たいぎ)名分(めいぶん) (just cause, moral justification). This compound is especially common and means the publicly stated reason or moral justification for an action. Without 大義(たいぎ)名分(めいぶん), an action is seen as lacking legitimacy.

Common collocations

Etymology

In Japanese history, 大義(たいぎ)名分(めいぶん) was a key Confucian concept used to justify political actions, including the overthrow of the shogunate during the Meiji Restoration.