purifier
🇺🇸
/ˈpjʊrɪfaɪər/
🇬🇧
/ˈpjʊərɪfaɪə(r)/
A machine that cleans and makes something pure by taking away bad or unwanted things.
The water purifier made the water safe to drink.
水浄化器が水を飲むのに安全にしました。