noun
- a person or animal that has dichromatic vision; an organism that can distinguish only two colors or has only two types of color receptors.
Usage: technical; biology
Examples
- A dichromat cannot distinguish between red and green the way most people can.
- Dogs are dichromats, seeing primarily in shades of blue and yellow.
- The study compared color perception in trichromats and dichromats.
- Some dichromats have difficulty reading certain maps or charts designed for normal color vision.