hyperpigmentation
noun
hy·per·pig·men·ta·tion
ˌhī-pər-ˌpig-mən-ˈtā-shən 
-ˌmen-
: excess pigmentation in a bodily part or tissue (such as the skin)
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
Anne WeintraubThe presence of nickel can cause a skin rash that leads to hyperpigmentation, or darkening, of the skin.—Jenyne M. Raines
Jenyne M. RainesExamples of hyperpigmentation in a Sentence
Recent Examples on the Web
Growing up, like many teenagers, UN Goodwill Ambassador and entrepreneur Sabrina Elba suffered from acne and post-inflammatory skin hyperpigmentation.
—Anaja I. Smith, The Hollywood Reporter, 10 May 2024
If our barrier is compromised, the skin is more susceptible to damage which can result in visible skin issues, including fungal acne and hyperpigmentation.
—India Espy-Jones, Essence, 9 May 2024
See all Example Sentences for hyperpigmentation 
Anaja I. Smith, The Hollywood Reporter, 10 May 2024
If our barrier is compromised, the skin is more susceptible to damage which can result in visible skin issues, including fungal acne and hyperpigmentation.
—India Espy-Jones, Essence, 9 May 2024
See all Example Sentences for hyperpigmentation
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'hyperpigmentation.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
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“Hyperpigmentation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hyperpigmentation. Accessed 29 May. 2024.
Copy CitationMedical Definition
hyperpigmentation
noun
hy·per·pig·men·ta·tion
-ˌpig-mən-ˈtā-shən, -ˌmen-
: excess pigmentation in a body part or tissue (as the skin)
hyperpigmentation of deep inflammatory acne lesions—Elizabeth A. Abel et al.
Elizabeth A. Abel et al.Love words? Need even more definitions?
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