color (kul'or)

Color, tint, the complexion; also a coloring matter; in botany, any tint except green, c.-blindne . See under blindne , c. contrast. See under contrast. c.-hearing. The subjective perception of color produced in some persons by objective perception of sound, c. induction. An optical proce , related to c. contrast, of such a nature that when one part of the visual field is stimulated by a color, the sensation spreads to contiguous fields, usually as a complementary c. c. sense. That sense by which we recognize the different c's and their shades from each other, c.-top. A top with different c's arranged so that when spun, it gives the effect of the fusion of these colors on the retina, complementary c's. Any two c's which, when combined together, produce white light; each of the two is then said to be complementary, "opposite," "harmonic," or "in contrast" to the other. compound c. A c. made up of a mixture of two or more primary c's. confusion c's. See under confusion. Exner's c. figures. Figures which are formed by homogeneous red, green and blue light falling interruptedly upon the retina. harmonic c's. See complementary c's. opposite c's. See complementary c's. primary c's. C's that can not be resolved into two or more other c's. Of Newton, red, orange, yellow, green, blue, indigo, and violet; of Wollaston, red, green, blue, and violet; of Brewster, red, yellow, and blue; of modern oculists red, green, and violet, simple c's. See primary c's. [Lat., color.']