bleach

verb
1
to become white or pale by a chemical process or by the effect of light from the sun; to make something white or pale in this way
سفید کردن, سپید کردن, رنگ‌بری کردن
noun
1
a chemical that is used to make something become white or pale and as a disinfectant(= to prevent infection from spreading)
سفیدکننده, ماده سفیدکننده, رنگ‌بر