Chrominance
[kroh-muh-nuh ns] /ˈkroʊ mə nəns/
noun, Optics.
1.
the difference in color quality between a color and a reference color that has an equal brightness and a specified chromaticity.
/ˈkrəʊmɪnəns/
noun
1.
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
2.
the information that defines the colour (hue and saturation) of a television image, but not the brightness
Read Also:
- 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.
- Chromium-chloride
noun 1. . noun 1. a violet, crystalline compound, CrCl 3 , occurring in both water-soluble and water-insoluble forms, or a green or violet, water-soluble deliquescent compound, CrCl 3 ⋅6H 2 O: used chiefly as a mordant, in chrome-steel plating, and in the synthesis of chromium salts.