Definition of hyperpigmentation
- Vitamin C has been reported to inhibit the production of melanin, the stuff that produces not only a tan but also freckles and hyperpigmentation.
- —Anne Weintraub
- The presence of nickel can cause a skin rash that leads to hyperpigmentation, or darkening, of the skin.
- —Jenyne M. Raines
hyperpigmentedplay \ˌhī-pər-ˈpig-mən-təd, -ˌmen-\ adjective
- hyperpigmented skin