discoloration

noun

dis·​col·​or·​ation (ˌ)dis-ˌkə-lə-ˈrā-shən 

1

: the act of discoloring : the state of being discolored

2

: a discolored spot or formation : stain

Examples of discoloration in a Sentence

Recent Examples on the Web

The study said the object, which left a greenish discoloration on her palate, was unlikely to be a coin, as the proportions of copper to gold did not correspond to those found in historical alloys. — Katie Hunt, CNN Money, 21 Aug. 2026

With contact dermatitis, a product like a soap or chemical irritates the skin or causes an allergic reaction, leading to symptoms like itching, discoloration, swelling, or even blisters. — Ayren Jackson-Cannady, Allure, 20 Aug. 2026

Look for ingredients kojic acid, azelaic acid or niacinamide to gradually even out discoloration. — Leslie Baumann, Miami Herald, 20 Aug. 2026

This method addresses discoloration caused by UV exposure or oxidation. — Lauren Dana Ellman, Travel + Leisure, 19 Aug. 2026

Word History

First Known Use

1545, in the meaning defined at sense 1

Rhymes for discoloration

• abbreviation
• abomination
• acceleration
• accentuation
• accommodation
• accreditation
• acculturation
• accumulation
• acetylation
• adjudication
• administration
• adulteration