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Webster 1913 Edition
Chromatrope
Chro′ma-trope
,Noun.
[Gr. [GREEK] color + [GREEK] turn, rotation, [GREEK] to turn.]
1.
(Physics)
An instrument for exhibiting certain chromatic effects of light (depending upon the persistence of vision and mixture of colors) by means of rapidly rotating disks variously colored.
2.
A device in a magic lantern or stereopticon to produce kaleidoscopic effects.