discolor
verb
dis·col·or
(ˌ)dis-ˈkə-lər 
discolored; discoloring; discolors
: to alter or change the hue or color of
: to change color especially for the worse
Examples of discolor in a Sentence
The fabric is guaranteed not to discolor.
The wine stain discolored the rug.
Recent Examples on the Web
The acids in the cardboard can discolor photos and papers over time.
—
Brandee Gruener, Southern Living, 11 Jan. 2026
Salt dries into white rings, while melting snow can cause uneven water stains that stiffen leather, dull suede, and discolor fabric.
—Katie Cloyd, Martha Stewart, 6 Jan. 2026
These kinds of doormats will not become discolored or faded from the sun and stay looking fresh all year round.
—Bestreviews, Mercury News, 31 Dec. 2025
This cosmetic issue causes teeth to become brown or discolored.
—Mark Gurarie, Health, 26 Dec. 2025
See All Example Sentences for discolor
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Brandee Gruener, Southern Living, 11 Jan. 2026
Salt dries into white rings, while melting snow can cause uneven water stains that stiffen leather, dull suede, and discolor fabric.
—Katie Cloyd, Martha Stewart, 6 Jan. 2026
These kinds of doormats will not become discolored or faded from the sun and stay looking fresh all year round.
—Bestreviews, Mercury News, 31 Dec. 2025
This cosmetic issue causes teeth to become brown or discolored.
—Mark Gurarie, Health, 26 Dec. 2025
See All Example Sentences for discolor
Cite this Entry
“Discolor.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/discolor. Accessed 13 Jan. 2026.
Copy CitationKids Definition
discolor
verb
dis·col·or
(ˈ)dis-ˈkəl-ər
: to change in color especially for the worse
the stain discolored the rug
discoloration
noun
(ˌ)dis-ˌkəl-ə-ˈrā-shən
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