fluoresces

/F L UH0 R EH1 S IH0 Z/
verb
  1. 1

    To emit electromagnetic radiation, especially visible light, when absorbing radiation of some other wavelength.

  2. 2

    Of colours, to be very bright; to be so bright as to appear to radiate as a light source.

Source: https://en.wiktionary.org/wiki/fluoresce, https://en.wiktionary.org/wiki/fluoresces