noun
use; utility; benefit; effectiveness
Refers to the practical usefulness or beneficial effect of something, often in economic, practical, or abstract contexts. Similar to 有用性 but more focused on the resulting benefit.
この薬の効用は科学的に証明されている。
The effectiveness of this medicine has been scientifically proven.
彼はお金の効用について講演した。
He gave a lecture on the utility of money.