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

But discoloration doesn’t always mean the shrub is beyond help. — The Spruce, 8 Sep. 2026

Unlike verticillium wilt, interior vascular discoloration due to Botryosphaeria infection appears in wedges, resembling a slice of pie. — Emily Leahy, Hartford Courant, 7 Sep. 2026

The fragrance-, oil-, and silicone-free formula is geared towards oily or combination skin dealing with shine, congestion, and post-breakout discoloration. — Christa Joanna Lee, Allure, 6 Sep. 2026

Common signs of moldy books include a musty or earthy smell, discoloration (especially black, white, green, or orange spots), soft or fuzzy patches on the cover or pages, and warped or wavy pages due to moisture. — Lauren Bengtson, Better Homes & Gardens, 6 Sep. 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