psoriasis

noun

pso·​ri·​a·​sis sə-ˈrī-ə-səs How to pronounce psoriasis (audio)
: a chronic skin disease characterized by circumscribed red patches covered with white scales
psoriatic adjective or noun

Examples of psoriasis in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
But having psoriasis puts you at risk of developing psoriatic arthritis, an inflammatory condition that impacts the joints. Korin Miller, Flow Space, 18 July 2025 Throughout their relationship, Rimes says that Cibrian has been her support system amid various health issues, including her long battle with psoriasis and her more recent struggles with perimenopause. Hannah Dailey, Billboard, 7 July 2025 Eczema is a group of inflammatory skin conditions that can resemble psoriasis. Wendy Wisner, Health, 6 July 2025 Psoriasis Plaque psoriasis is an autoimmune skin disease in which the body's immune system mistakenly attacks healthy skin cells. Cristina Mutchler, Verywell Health, 19 June 2025 See All Example Sentences for psoriasis

Word History

Etymology

New Latin, from Greek psōriasis, from psōrian to have the itch, from psōra itch; akin to Greek psēn to rub

First Known Use

circa 1684, in the meaning defined above

Time Traveler
The first known use of psoriasis was circa 1684

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Cite this Entry

“Psoriasis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/psoriasis. Accessed 22 Jul. 2025.

Kids Definition

psoriasis

noun
pso·​ri·​a·​sis sə-ˈrī-ə-səs How to pronounce psoriasis (audio)
: a skin disease characterized by red patches often covered with white scales

Medical Definition

psoriasis

noun
pso·​ri·​a·​sis sə-ˈrī-ə-səs How to pronounce psoriasis (audio)
plural psoriases -ˌsēz How to pronounce psoriasis (audio)
: a chronic skin disease characterized by circumscribed red patches covered with white scales

More from Merriam-Webster on psoriasis

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