A household appliance that automatically washes dishes; ranges from small domestic units to large commercial machines. Commonly shortened to 'shokusenki' in speech.
新しい食器洗い機を買ったので皿洗いが楽になった。
I bought a new dishwasher, so doing the dishes has become easier.
食器洗い機に入れてはいけない食器もあるから説明書を確認して。
There are dishes you shouldn't put in the dishwasher, so check the manual.
一人暮らしには食器洗い機は必需品ではないが、あると便利だ。
A dishwasher isn't essential for someone living alone, but it's convenient to have.