spectral colour Definition

chromatic color, chromatic colour, spectral color, purity, chromatic, chromophore, color, hue, indigo, red, achromatic, eye, eerie, prismatic, rainbow, resolution, capella, disperse, doublet, eery, ghost, ghosting, rap, vampire, wraith, aldebaran, algol, altair, arcturus, eyes, polaris, pollux, red giant, regulus, rigel, spectacled, umbra, blue, carmine, cerise, colorimeter, cool, crimson, green, greens, honey, iridescent, orange, panchromatic, purples, ruby, ruddy, rwd, scarlet, violet, white, yellow, absorption band, absorption spectrum, black-body radiation, blackbody, blackbody radiation, complementary colors, creepy, diffract, diffraction, elves, emission spectrum, erbium, fraunhofer lines, greenish, hawthorne, hellhound, opalescent, paler, prism, radium, rainband, reddish, reddish blue, reversal, shadowy, soul, spectrophotometer, spectroscopy, adjunct, ashen, band, bishop, dark, darken, deep, fast, flesh, illuminate, incarnation, light, live, medium, pale,