[f. L. (or Eng.) color color + -λογια discourse: see -LOGY.] The scientific study or treatment of color. Hence Colorological, Colorologist.
1867. F. Francis, Angling, vi. (1880), 192. If it be urged that colorology is easier, [etc.]. Ibid., vi. 190. Two conflicting systems ; viz. the entomological and colorological . The colorologists argue that it is not necessary to trouble your head at all with considerations of what is on the water.