colorer

[Eng. color; -er.] One who colors or paints, a colorist. col'-õr-ing, pr. par., a. & s. [COLOR, V.] II. Painting: Colo i an 1. The art of applying colors properly. 2. The colors employed. coloring matter, s. 1. Art : Any substance employed to give a color or tinge to any substance. 2. Nature : The matter, the presence of which in animals, plants, or minerals, imparts the colors which any of these severally po e . Mr. H. C. Sorby considers that he has detected in the leaves of various plants some dozen of coloring matters which he ranges in five groups: a Chlorophyll, a Xanthophyll, an Erythrophyll, a Chrysotannin, and a Phaiophyll group.