Catoptrics
Pronunciation : Ca*top"trics
Part of Speech : n.
Etymology : [Cf. F. catoptrique. See Catropric.] (Physics)
Definition : Defn: That part of optics which explants the properties and phenomena of reflected light, and particularly that which is reflected from mirrors or polished bodies; --- formerly caled anacamptics.
Source : Webster's Unabridged Dictionary, 1913