chromatology
(krəʊməˈtɒlədʒɪ)
[f. chromato- + -logy.]
The science of colours; the scientific investigation of colouring matters by spectrum analysis, and other modes of research.
| 1846 in Worcester. 1881 Syd. Soc. Lex. s.v. Comparative Chromatology, the relationship between colouring matters as exhibited by the spectroscope. |