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单词 trichroic
释义

trichroicadj.

Brit. /trʌɪˈkrəʊɪk/, U.S. /traɪˈkroʊɪk/
Etymology: < Greek τρίχροος, τρίχρους three-coloured + -ic suffix: compare dichroic adj.
Having or showing three colours; spec. of crystals, exhibiting three different colours when viewed in three different directions.
ΘΚΠ
the world > matter > colour > variegation > [adjective] > three colours
tricoloured1795
trichroic1881
trichromic1881
photo-trichromatic1896
trichrome1918
tricolour1979
1881 S. P. Thompson in Nature 15 Sept. 465/2 Di- or trichroic absorption is a general property of all coloured crystals other than those of the cubical system.
1888 F. Rutley Rock-forming Minerals 100 Such crystals are said to be trichroic.
This entry has not yet been fully updated (first published 1914; most recently modified version published online March 2022).
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adj.1881
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