大たい功こう

noun

great achievement; distinguished service

Refers to a significant accomplishment or meritorious deed, often in formal or historical contexts.

• 彼かれは戦せん場じょうで大たい功こうを立たてた。

  He performed a great deed on the battlefield.

• その発はつ明めいは科か学がくの大たい功こうとして記き録ろくされている。

  That invention is recorded as a great achievement in science.