Phosphoroscope

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Phosphoroscope \Phos*phor"o*scope\, n. [Phosphorus + -scope.]
     (Physics)
     An apparatus for observing the phosphorescence produced in
     different bodies by the action of light, and for measuring
     its duration.
     [1913 Webster]