Organism Function
color vision
col·or vi·sion [ kuhl-er vizh-uhn ]
Subclass of:
Vision
Definitions related to color vision:
  • Function of the human eye that is used in bright illumination or in daylight (at photopic intensities). Photopic vision is performed by the three types of RETINAL CONE PHOTORECEPTORS with varied peak absorption wavelengths in the color spectrum (from violet to red, 400 - 700 nm).
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
  • Perception of and ability to distinguish colors.
    CRISP Thesaurus
    National Institutes of Health, 2006
  • The ability to perceive differences in color.
    NCI
    U.S. National Cancer Institute, 2021
  • Colour vision, ability to distinguish among various wavelengths of light waves and to perceive the differences as differences in hue. The normal human eye can discriminate among hundreds of such bands of wavelengths as they are received by the colour-sensing cells (cones) of the retina. There are...
    Encyclopedia Britannica
    Encyclopedia Britannica, Inc., 2025
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