pigmentation

noun

pig·​men·​ta·​tion ˌpig-mən-ˈtā-shən 

-ˌmen-

1

: coloration with pigment : the deposition or presence of pigment

… exposure to high levels of UV light increases pigmentation and reduces skin elasticity …

—Lina Cekaite and Hanne Groegaard

The genetically blue lobsters get their color by inheriting two recessive genes for the pigmentation of their shells …

—Leslie Gourse

At some point during the third trimester of pregnancy, a mysterious dark line appears on the belly. Not to worry, it's just a case of excess pigmentation.

—Shawn Doherty

2

: pigment

Fine pigmentation for use in airbrush … (when properly thinned).

—advertisement in The Artist's Magazine

Examples of pigmentation in a Sentence

Recent Examples on the Web

The beauty ingredient is known for helping exfoliate skin and improve collagen production, which typically results in brighter skin and diminished fine lines and hyper pigmentation. —Rylee Johnston, PEOPLE, 12 Sep. 2025

Changes in your skin's pigmentation is another potential risk with laser therapy. —Sherri Gordon, Health, 27 Aug. 2025

Albinism in dolphins is caused by a genetic mutation affecting the production of melanin, which creates a lack of pigmentation. —Escher Walcott, People.com, 25 Aug. 2025

Could the pigmentation be the result of a spontaneous genetic mutation affecting pigment-producing cells, or might it be inherited through a recessive trait that only rarely appears? —Melissa Cristina Márquez, Forbes.com, 12 Aug. 2025

Word History

First Known Use

1867, in the meaning defined at sense 1

Rhymes for pigmentation

• abdication
• aberration
• abjuration
• abnegation
• abrogation
• acceptation
• acclamation
• acclimation
• accusation
• activation
• actuation
• acylation

Kids Definition

pigmentation

noun

pig·​men·​ta·​tion ˌpig-mən-ˈtā-shən 

-ˌmen-

: a coloring with pigment

especially : an amount of bodily pigment that is greater than normal

Medical Definition

pigmentation

noun

pig·​men·​ta·​tion ˌpig-mən-ˈtā-shən, -ˌmen- 

: coloration with pigment : the deposition or presence of pigment

Increased skin pigmentation, reflecting high concentrations of circulating corticotropin, may be present in patients with long-standing adrenal disease …

—Mark S. Cooper et al., The New England Journal of Medicine

When applied topically, minoxidil stimulates thickening and pigmentation of the fine vellus hairs on a proportion of the scalps of bald men.

—Samuel M. Lesko et al., The Journal of the American Medical Association