chrominance(redirected from Chromonance)
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The difference between one color and a reference color of the same brightness and chromaticity.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
1. (General Physics) 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. (Broadcasting) the information that defines the colour (hue and saturation) of a television image, but not the brightness
[C20: from chromo- + luminance]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
chro•mi•nance(ˈkroʊ mə nəns)
the difference in color quality between a color and a reference color that has an equal brightness and a specified chromaticity.
[1950–55; chrom (atic) + (lum) inance]
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