Synonyms

discolor

American

[dis-kuhl-er] / dɪsˈkʌl ər /

verb (used with object)

to change or spoil the color of; fade or stain.

verb (used without object)

to change color; become faded or stained.

Other Word Forms

undiscolored adjective

Etymology

Origin of discolor

1350–1400; Middle English discolouren < Old French descolorer < Late Latin discolorārī to change color, derivative of Latin discolor of another color. See dis- ¹, color

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Some vitamins, such as folic acid, can discolor urine and lead to inaccurate results.

From The Wall Street Journal • Oct. 26, 2025

And because our enamel wears down and our teeth discolor over time, they also telegraph youth.

From Salon • Oct. 29, 2023

As she “gets sciency,” she discussed the use of clear hangers made of a proprietary blend that doesn’t release gasses that could discolor a garment or leach chemicals.

From Los Angeles Times • Apr. 26, 2023

Try to keep them out of bright direct light and avoid spaces with high moisture, both of which could discolor the plants faster, Marino advises.

From Seattle Times • Nov. 16, 2021

As metal is apt to discolor the dye, it is better to use a glass container.

From Advanced Toy Making for Schools by Mitchell, David M.

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023