psoriasis
noun
pso·ri·a·sis
sə-ˈrī-ə-səs 
: a chronic skin disease characterized by circumscribed red patches covered with white scales
Examples of psoriasis in a Sentence
Recent Examples on the Web
These chemicals can also aggravate scalp psoriasis and eczema.
—
Bestreviews, Mercury News, 23 May 2025
Some research has shown that low amounts of HEV can help decrease acne, for example, while other studies showed that limited exposure to the light may help some symptoms related to psoriasis and eczema, according to a review study.
—Joshua Rapp Learn, Discover Magazine, 21 May 2025
Salicylic acid shampoo can help manage psoriasis, but how, exactly?
—Jenny Berg, Allure, 17 May 2025
This type of eczema can sometimes look similar to psoriasis, a different skin condition.6
Prevalence and Risk
In the United States, eczema is more common in Black, Hispanic, Asian, and Pacific Islander children than in white children.
—Health, 11 May 2025
See All Example Sentences for psoriasis
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Bestreviews, Mercury News, 23 May 2025
Some research has shown that low amounts of HEV can help decrease acne, for example, while other studies showed that limited exposure to the light may help some symptoms related to psoriasis and eczema, according to a review study.
—Joshua Rapp Learn, Discover Magazine, 21 May 2025
Salicylic acid shampoo can help manage psoriasis, but how, exactly?
—Jenny Berg, Allure, 17 May 2025
This type of eczema can sometimes look similar to psoriasis, a different skin condition.6
Prevalence and Risk
In the United States, eczema is more common in Black, Hispanic, Asian, and Pacific Islander children than in white children.
—Health, 11 May 2025
See All Example Sentences for psoriasis
Cite this Entry
“Psoriasis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/psoriasis. Accessed 5 Jun. 2025.
Copy CitationKids Definition
psoriasis
noun
pso·ri·a·sis
sə-ˈrī-ə-səs
: a skin disease characterized by red patches often covered with white scales
Medical Definition
psoriasis
noun
pso·ri·a·sis
sə-ˈrī-ə-səs
plural psoriases
-ˌsēz
: a chronic skin disease characterized by circumscribed red patches covered with white scales
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