1. having or using three colors
2. relating to normal color vision that uses three types of color receptors
Usage: biology; vision science

Examples

• The trichromatic printing process uses cyan, magenta, and yellow inks.
• Most humans have trichromatic vision, allowing them to see millions of colors.
• The artist created a striking trichromatic painting using only red, blue, and green.
• Trichromatic color theory forms the basis of modern display technology.
• People with trichromatic vision can distinguish between subtle color differences.
• The flag featured a simple trichromatic design with three bold stripes.