使い分け

つかいわけ

proper use; using (different things) for different purposes

Common word Also written 使いわけ、使分け

Meanings

Noun, Suru verb
proper use; using (different things) for different purposes

Example sentences

米酢よねずと穀物酢こくもつすの使つかい分わけをあまり気きにしてなかった。

I didn't really pay attention to the difference between rice and grain vinegar.
引用いんようした問題もんだいではありませんが、関係代名詞かんけいだいめいしと関係副詞かんけいふくしの使つかい分わけを問とう問題もんだいがリーディングセクションにはあります。

The problem quoted isn't one, but there are problems in the reading section that ask you to distinguish relative pronouns from relative adverbs.