Definición de optical brightener en inglés:

optical brightener

Saltos de línea: op|tic¦al brightener

sustantivo

A fluorescent substance added to detergents in order to produce a whitening effect on laundry.
Más ejemplos en oraciones
  • Softeners, optical brighteners, and antistatic agents also may be used on some fabrics.
  • As a result, the materials that contain optical brighteners appear to reflect more light than is incident upon them and the blue-violet emission tends to offset yellowish reflected light making the material appear whiter.
  • Arches Bright White is created without optical brighteners or bleaches with only the purest well water and cotton fibers, company officials said.

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Palabra del día wiseacre
Pronunciación: ˈwʌɪzeɪkə
noun
a know-all…