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
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This organic material serves as a food source for both mold and bacteria—which explains how showers can appear clean yet exhibit odor or discoloration in grout lines and corners, where organic matter tends to collect.
—
Rae Ford, Martha Stewart, 10 May 2026
For discoloration, use a cleaning solution of equal parts hydrogen peroxide and water.
—Daley Quinn, Southern Living, 10 May 2026
Sometimes the warning sign is subtle staining — especially yellow or brown discoloration on walls or ceilings.
—Ryan Brennan
may 8, Kansas City Star, 8 May 2026
Lightly scrubbing grout and tile lines before discoloration sets in.
—Lauren Jarvis-Gibson, Charlotte Observer, 30 Apr. 2026
See All Example Sentences for discoloration
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Rae Ford, Martha Stewart, 10 May 2026
For discoloration, use a cleaning solution of equal parts hydrogen peroxide and water.
—Daley Quinn, Southern Living, 10 May 2026
Sometimes the warning sign is subtle staining — especially yellow or brown discoloration on walls or ceilings.
—Ryan Brennan
may 8, Kansas City Star, 8 May 2026
Lightly scrubbing grout and tile lines before discoloration sets in.
—Lauren Jarvis-Gibson, Charlotte Observer, 30 Apr. 2026
See All Example Sentences for discoloration
Cite this Entry
“Discoloration.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/discoloration. Accessed 20 May. 2026.
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