▪ I. bichrome, n.1 Chem.
(ˈbaɪkrəʊm)
[Shortened form of bichromate.]
Bichromate of potassium or sodium. Also attrib. (see quot. 1904).
| 1896 G. Duerr Bleaching iv. 56 The following colours..require to be passed through a solution of bichrome in order to develop or raise the colours. 1904 Westm. Gaz. 31 Dec. 14/2 Another improvement..is the ‘Bichrome’ lamp, in which the light is filtered through a tank containing a solution of bichromate with certain selected aniline dyes. |
▪ II. bichrome, a. and n.2
(ˈbaɪkrəʊm)
[f. bi-2 + Gr. χρῶµα colour.]
A. adj. Having two colours. B. n. A two-coloured design, etc.
| 1921 M. C. Burkitt Prehistory xix. 265 Bichromes produced by restoring an animal painted in one colour in another. 1929 Gryphon (Univ. Leeds) Feb. 155 To hurl the completed bichrome palimpsest in my face with a hideous oath. 1948 Kroeber Anthrop. xviii. 830 Mochica ceramics are only bichrome. 1959 J. D. Clark Prehist. S. Afr. x. 278 This monochrome group is followed by shaded polychromes and bichromes. 1960 K. M. Kenyon Archæol. in Holy Land viii. 200 The decoration is bichrome, nearly always red and black. |