Definify.com
Webster 1913 Edition
Chromatoscope
Chro′ma-to-scopeˊ
,Noun.
 [Gr. [GREEK], [GREEK], color + 
-scope
.] (Astron.) 
A reflecting telescope, part of which is made to rotate eccentrically, so as to produce a ringlike image of a star, instead of a point; – used in studying the scintillation of the stars. 
Definition 2025
chromatoscope
chromatoscope
English
Noun
chromatoscope (plural chromatoscopes)
- A reflecting telescope, part of which is made to rotate eccentrically, so as to produce a ringlike image of a star, instead of a point; used in studying the scintillation of the stars.