Definition

1. Adjective:
   • Having two colors: Describes something that displays or is composed of two distinct colors.
   • Relating to dichromatism: Pertaining to a condition of vision, typically in humans or animals, where only two of the three primary colors can be distinguished.

Examples of Usage

• Adjective (Having two colors):
  • The dichromatic plumage of the male bird made it easy to spot.
  • She wore a striking dichromatic dress in black and white.
• Adjective (Relating to vision):
  • Dichromatic vision is common among many mammals, such as dogs.
  • The study focused on individuals with a dichromatic form of color blindness.

Advanced Usage

• Scientific/Technical Context: In optics and zoology, "dichromatic" precisely describes light with two wavelengths or an animal's visual system.
  • The laser emits dichromatic light for the experiment.
  • Most marsupials are dichromatic.

Variants and Related Words

• Dichromatism (n): The condition of being dichromatic, either in color pattern or in vision.
  • The butterfly's dichromatism serves as camouflage.
• Dichromat (n): An individual or organism with dichromatic vision.
  • A person who is a dichromat cannot distinguish red from green.
• Bicolor / Bicolored (adj): A common synonym when referring to an object having two colors. (Note: "Dichromatic" is more formal or technical).

Synonyms

• Bicolor / Bicolored / Two-toned: Having two colors.
• Parti-colored: Showing different colors in different parts.

Antonyms

• Monochromatic: Having one color or shades of one color.
• Polychromatic / Multicolored: Having many colors.
• Trichromatic: Having normal color vision involving three primary colors.

Adjective

1. having two colors
   • a bicolor flower
   • a bicolored postage stamp
2. of or relating to dichromatism