chromaticity

[ kroh-muh-tis-i-tee ]
/ ˌkroʊ məˈtɪs ɪ ti /

noun Optics.

the quality of a color as determined by its dominant wavelength and its purity.

Origin of chromaticity

First recorded in 1900–05; chromatic + -ity

British Dictionary definitions for chromaticity

chromaticity
/ (ˌkrəʊməˈtɪsɪtɪ) /

noun

the quality of a colour or light with reference to its purity and its dominant wavelength