(Chro*mat"ic*al) a. Chromatic. [Obs.]
(Chro*mat"ic*al*ly), adv. In a chromatic manner.
(Chro*mat"ics) n. The science of colors; that part of optics which treats of the properties of
(Chro"ma*tin) n. [Gr. color.] (Biol.) Tissue which is capable of being stained by dyes.
(Chro"ma*tism) n. [Gr. a coloring.]
1. (Optics) The state of being colored, as in the case of images formed by a lens.
2. (Bot.) An abnormal coloring of plants.
(Chro`ma*tog"e*nous) a. [Gr. color + -genous.] Producing color.
(Chro`ma*tog"ra*phy) n. [Gr. color + -graphy.] A treatise on colors
(Chro`ma*tol"o*gy) n. [Gr. color + -logy.] A treatise on colors.
(Chro"ma*to*phore`) n. [Gr. color + to bear.]
1. (Zoöl.) A contractile cell or vesicle containing liquid pigment and capable of changing its form or size,
thus causing changes of color in the translucent skin of such animals as possess them. They are highly
developed and numerous in the cephalopods.
2. (Bot.) One of the granules of protoplasm, which in mass give color to the part of the plant containing
(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.
(Chro"ma*to*sphere`) n. A chromosphere. [R.]
(Chro"ma*trope) n. [Gr. color + turn, rotation, 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.