hy·​per·​pig·​men·​ta·​tion ˌhī-pər-ˌpig-mən-ˈtā-shən How to pronounce hyperpigmentation (audio)
: 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
The presence of nickel can cause a skin rash that leads to hyperpigmentation, or darkening, of the skin.Jenyne M. Raines
hyperpigmented adjective
hyperpigmented skin

Examples 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 Buy Now on Noble Panacea: $300 Best Dark Spot Corrector: Medik8 Oxy-R Peptides Photo : Medik8 If other solutions for lingering scars from shaving or acne haven’t worked, try this hyperpigmentation serum that targets such marks with 1 percent oxyresveratrol. Adam Hurly, Robb Report, 8 May 2024 Unfortunately, the sun’s UVA and UVB rays can not only cause sunburn but also lead to premature signs of skin aging—namely, wrinkles and hyperpigmentation—and even skin cancer. Bella Cacciatore, Glamour, 3 May 2024 Meanwhile, Korean sunscreens use a second system that measures a product’s ability to defend against UVA rays (the type of sun rays that accelerate signs of aging, including hyperpigmentation, textural changes, and fine lines). Adam Hurly, Robb Report, 22 Apr. 2024 Any skin type, tone, or texture could benefit from a CC cream, however, those looking to address hyperpigmentation, acne-scarring, or rosacea flareups might find these more suitable than other coverage solutions. Kylee McGuigan, Vogue, 17 Apr. 2024 The minimally invasive treatment is used to stimulate collagen-producing cells, which can help minimize pores, hyperpigmentation, and sagging skin. India Espy-Jones, Essence, 3 Apr. 2024 This lightweight serum packs a powerhouse of ingredients—from peptides to vitamin C, plus antioxidants for a product that works on wrinkles, hyperpigmentation, and even scars. Glamour, 1 Mar. 2024

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.

Word History

First Known Use

1866, in the meaning defined above

Time Traveler
The first known use of hyperpigmentation was in 1866

Dictionary Entries Near hyperpigmentation

Cite this Entry

“Hyperpigmentation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hyperpigmentation. Accessed 24 May. 2024.

Medical Definition


hy·​per·​pig·​men·​ta·​tion -ˌpig-mən-ˈtā-shən, -ˌmen- How to pronounce hyperpigmentation (audio)
: excess pigmentation in a body part or tissue (as the skin)
hyperpigmentation of deep inflammatory acne lesionsElizabeth A. Abel et al.
hyperpigmented adjective
hyperpigmented skin
Last Updated: - Updated example sentences
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