dis·​col·​or·​ation | \ (ˌ)dis-ˌkə-lə-ˈrā-shən How to pronounce discoloration (audio) \

Definition of discoloration

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

One of the main reasons for discoloration in your skin is an infection. Yerin Kim, Seventeen, "Are Your Boobs Normal? We Asked An Expert," 8 Mar. 2019 Too much fluoride can also cause discoloration and pitting, a condition known as dental fluorosis, the CDC says. Korin Miller, SELF, "Kids Are Using Too Much Toothpaste and It's Actually a Problem," 5 Feb. 2019 If the tile isn't glazed or the liquid has spread to the grout, use CLF Bath & Kitchen Cleaner to remove discoloration. Amanda Garrity, Good Housekeeping, "How to Get Rid of That Cat Pee Smell on Carpets, Wood, and Upholstery," 17 Dec. 2018 Use a product that contains a mix of alpha hydroxy acids (AHAs) like lactic and glycolic acid, like ProX by Olay Nightly Purifying Micro-Peel ($29.54, Amazon.com) to gently remove the top layer of your skin, which will even out discolorations. Melissa Matthews, Woman's Day, "The Foolproof Anti-Aging Skin Routine," 24 Aug. 2015 Shellac is a natural plastic that seals in odors and stains, including the sappy discoloration surrounding a tree knot. Roy Berendsohn, Popular Mechanics, "10 Smart Spray Painting Tips for a Great-Looking Paint Job," 11 Mar. 2019 While infections are common, discoloration could also be an underlying cause of breast cancer. Yerin Kim, Seventeen, "Are Your Boobs Normal? We Asked An Expert," 8 Mar. 2019 Retinoic Acid or Retinol Retinoids increase collagen production, which helps diminish wrinkles, fine lines and discoloration. Alina Dizik, Woman's Day, "Fight Signs of Aging While You Sleep," 10 Sep. 2012 Stainless steel grates are very attractive and have a long life, but the high heat will cause discoloration, and stainless steel is very difficult to clean. John Loecke, ELLE Decor, "Shopping Guide: Outdoor Grills," 3 Apr. 2010

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'discoloration.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of discoloration

1642, in the meaning defined at sense 1

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Statistics for discoloration

Last Updated

16 Apr 2019

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Time Traveler for discoloration

The first known use of discoloration was in 1642

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More Definitions for discoloration



English Language Learners Definition of discoloration

: the act of changing color in a bad way
: a discolored spot or area


dis·​col·​or·​a·​tion | \ dis-ˌkə-lə-ˈrā-shən How to pronounce discoloration (audio) \

Kids Definition of discoloration

1 : change of color
2 : a spot that is changed in color

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More from Merriam-Webster on discoloration

Rhyming Dictionary: Words that rhyme with discoloration

Spanish Central: Translation of discoloration

Nglish: Translation of discoloration for Spanish Speakers

Comments on discoloration

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marked by a state of overwhelming emotion

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