着き替がえ所じょMeanings1noundressing room; changing roomA room or designated area for changing clothes, such as in a gym, pool, or clothing store.プールの着き替がえ所じょは混こんでいた。The changing room at the pool was crowded.試し着ちゃくした服ふくを着き替がえ所じょで脱ぬいだ。I took off the clothes I tried on in the dressing room.