Chromophane

1 definition found

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

  Chromophane \Chro"mo*phane\, n. [Gr. ? color + ? to show.]
     (Physiol.)
     A general name for the several coloring matters, red, green,
     yellow, etc., present in the inner segments in the cones of
     the retina, held in solution by fats, and slowly decolorized
     by light; distinct from the photochemical pigments of the


     rods of the retina.
     [1913 Webster]