dɪsˌkʌləˈreɪʃən
plural discolorations
1
: the act of changing color in a bad way
The medicine may cause discoloration [=staining] of the teeth.
2
: a discolored spot or area
His shirt has a small discoloration [=stain] on the sleeve.
Cite this Entry
“Discoloration.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/discoloration. Accessed 22 Jun. 2026.
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