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[kroh-muh-nuh ns] /ˈkroʊ mə nəns/

noun, Optics.
the difference in color quality between a color and a reference color that has an equal brightness and a specified chromaticity.
the quality of light that causes the sensation of colour. It is determined by comparison with a reference source of the same brightness and of known chromaticity
the information that defines the colour (hue and saturation) of a television image, but not the brightness


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  • Chromite

    [kroh-mahyt] /ˈkroʊ maɪt/ noun 1. Chemistry. a salt of chromium in the bivalent state. 2. Mineralogy. a cubic mineral, ferrous chromate, Fe 3 Cr 2 O 3 , usually with much of the ferrous iron and aluminum replaced by magnesium, and some of the chromium by ferric iron: the principal ore of chromium. /ˈkrəʊmaɪt/ noun […]

  • Chromium

    [kroh-mee-uh m] /ˈkroʊ mi əm/ noun 1. a lustrous, hard, brittle, metallic element used in alloy steels for hardness and corrosion resistance, as in stainless steel, and for plating other metals: chromium salts are used as pigments and mordants. Symbol: Cr; atomic weight: 51.996; atomic number: 24; specific gravity: 7.1. 2. (def 2). /ˈkrəʊmɪəm/ noun […]

  • Chromium-51

    noun 1. the radioactive isotope of chromium having a mass number 51 and a half-life of 27.8 days: used as a tracer.

  • Chromium-acetate

    noun 1. . noun 1. a grayish-green, water-soluble powder, Cr(C 2 H 3 O 2) 3 ⋅H 2 O, used chiefly as a mordant in dyeing and printing textiles.

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