1A refrigerator — an electric appliance that keeps food and drinks cold; a household essential.
冷蔵庫にケーキが入っているから、食べてもいいよ。
There's cake in the refrigerator, so feel free to eat it.
冷蔵庫の中が空っぽで、何も作れない。
The fridge is empty, so I can't make anything.
引っ越しの前に冷蔵庫を空にしておいた。
I emptied the refrigerator before moving.
この冷蔵庫は電気代が安いらしい。
This refrigerator apparently uses less electricity.