'Chromatoscope' definitions:

Definition of 'Chromatoscope'

From: GCIDE

Chromatoscope \Chro"ma*to*scope`\, n. [Gr. ?, ?, 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. [1913 Webster]