discoloration

noun

dis·​col·​or·​ation (ˌ)dis-ˌkə-lə-ˈrā-shən How to pronounce discoloration (audio)
Synonyms of discolorationnext
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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
That’s because acidic foods such as tomatoes and oranges may react with aluminum foil, causing a metallic taste or slight discoloration, but don’t worry. — Bianca Lambert, Southern Living, 23 Aug. 2026 Check the fabric for discoloration, tears, and thinning lining, and discard any swimsuits that no longer fit or are damaged. — Maria Sabella, The Spruce, 23 Aug. 2026 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 The dishwasher can cause dulling and discoloration, but those are cosmetic problems that won't affect the pan's performance. — Emily Farris, Bon Appetit Magazine, 21 Aug. 2026 See All Example Sentences for discoloration

Word History

First Known Use

1545, in the meaning defined at sense 1

Time Traveler
The first known use of discoloration was in 1545

Rhymes for discoloration

See All Rhymes for discoloration

Browse Nearby Words

discolor
discoloration
discolorment
See all Nearby Words

Cite this Entry

“Discoloration.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/discoloration. Accessed 1 Sep. 2026.

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Thesaurus: All synonyms and antonyms for discoloration

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