brightener

Tanımlar (İngilizce)

1. isim One who or that which brightens.

   “Country air in the fields, or in gardens, when breathed at proper hours, is an excellent bracer of the nerves, and a sure brightener of the complexion.”

2. isim A chemical agent that absorbs ultraviolet and violet light and re-emits blue light by fluorescence, used to make fabric or paper look whiter.
3. isim Any substance added to an electrolytic bath to yield a brighter electroplated surface.