A disguise or discoloration.
The appearance as to color.
Any substance used to give color.
An assignment of a color to each vertex of a graph such that no two vertices connected by an edge are given the same color.
An act or process which applies color.
A disorder in which there is an abnormally high number of red blood cells in the bloodstream as a result of their having been prematurely released from the bone marrow during blood formation.