1. the natural coloring of plant or animal tissue produced by pigments
2. the deposition of pigment in tissues or cells
Usage: medical; biological

Examples

• The bird’s bright red pigmentation helps it attract mates.
• Melanin is responsible for skin pigmentation in humans.
• The doctor examined the unusual pigmentation on the patient’s arm.
• Some flowers lose their pigmentation when exposed to too much sunlight.
• The genetic disorder affects normal pigmentation development.
• Age spots are caused by irregular pigmentation in the skin.
• The artist studied the pigmentation patterns of tropical fish.