'chromaticity' definitions:

Definition of 'chromaticity'

(from WordNet)
noun
The quality of a color as determined by its dominant wavelength [syn: hue, chromaticity]

Definition of 'chromaticity'

From: GCIDE
  • chromaticity \chromaticity\ n. the quality of a color as determined by its dominant wavelength.
  • Syn: hue. [WordNet 1.5]