photo-trichromaticadj.
/ˌfəʊtəʊtrʌɪkrə(ʊ)ˈmatɪk/, U.S. /ˈˌfoʊdoʊˌtraɪˌkroʊˈmædɪk/ Now rare.
Of or relating to a photographic process by which natural colours are reproduced in print by the combination of three images in different single colours.
ΘΚΠ
the world > matter > colour > variegation > [adjective] > three colours
tricoloured1795
trichroic1881
trichromic1881
photo-trichromatic1896
trichrome1918
tricolour1979
society > leisure > the arts > visual arts > photography > [adjective] > colour
heliochromic1855
photochromatic1856
isochromatic1884
photo-trichromatic1896
colour1898
Lippmann1902
panchromatic1903
Lumière1907
lenticular1936
1896 C. G. Zander (title) Photo-trichromatic printing.
1904 Westm. Gaz. 2 May 9/3 The photo-trichromatic inks of commerce are not optically the true complements of the red, violet, and green, which are the primary colour sensations.
This entry has been updated (OED Third Edition, March 2006; most recently modified version published online March 2022).
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adj.1896