chrominance

American  

[kroh-muh-nuhns] / 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.

---

chrominance British  

/ 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

---

Etymology

Origin of chrominance

First recorded in 1950–55; chrom- + (lum)inance

Example Sentences

Patently Apple speculate that improvements to the luminance and chrominance of Apple displays will have an increasingly important role to play in helping physicians to interpret medical imaging on the go.

From Forbes