photoelectric fluorometer meaning

• [Engineering]
  "Device using a photoelectric cell to measure fluorescence in a chemical sample that has been excited (one or more electrons have been raised to higher energy level) by ultraviolet or visible light, used for analysis of chemical mixtures."

• fluorometer:     or fluorimˈeter n ...
• photoelectric:    Adjective: photoel ...
• photoelectric alarm:    [Electronics]An al ...