Webster's Revised Unabridged Dictionary · 1913

Chlorophane

Chlorophane , noun

[Greek chlwro`s light green + {not transcribed} to show: compare French chlorophane.]

1.
(Mineralogy) A variety of fluor spar, which, when heated, gives a beautiful emerald green light.
2.
(Physiology) The yellowish green pigment in the inner segment of the cones of the retina. See Chromophane.