Polite form of 酢 (vinegar). Used in everyday polite speech, especially when referring to vinegar as an ingredient or condiment.
お酢を少し入れると味が引き締まります。
Adding a little vinegar tightens the flavor.
I put vinegar on my salad before eating it.
すみません、お酢を取っていただけますか。
Excuse me, could you pass me the vinegar?
きゅうりをお酢で和えました。
I dressed the cucumbers with vinegar.
At the end, I add a little vinegar to the simmered dish.
Polite form of 酢 (vinegar), formed by adding the honorific prefix お.