1. the natural coloring of plant or animal tissue produced by pigments
Usage: plural form of pigmentation
2. abnormal deposits of pigment in tissues, especially in the skin
Usage: medical; plural form of pigmentation

Examples

• The doctor examined the unusual pigmentations on the patient’s arms.
• Different pigmentations in butterfly wings create stunning patterns.
• Age-related pigmentations often appear on the hands and face.
• The researcher studied pigmentations in various plant species.
• Skin pigmentations can be caused by sun exposure or genetics.
• The artist was fascinated by the natural pigmentations in autumn leaves.