pso·​ri·​a·​sis | \ sə-ˈrī-ə-səs How to pronounce psoriasis (audio) \

Definition of psoriasis

: a chronic skin disease characterized by circumscribed red patches covered with white scales

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Other Words from psoriasis

psoriatic \ ˌsȯr-​ē-​ˈa-​tik How to pronounce psoriatic (audio) \ adjective or noun

Examples of psoriasis in a Sentence

Recent Examples on the Web People who have plaque psoriasis have immune systems whose orchestra is a little off. Sun Pharmaceuticals, WIRED, "IL-23: The Master Regulator Behind Plaque Psoriasis," 30 Oct. 2019 Within a matter of months, his psoriasis cleared up. John Fauber, Milwaukee Journal Sentinel, "A drug's most dangerous side effects often aren't discovered until it's on the market," 18 July 2019 While there's no telling if his diagnosis is accurate, studies have shown that there is a link between high serum copper levels and psoriasis. Rachel Lubitz,, "We Spoke To Kim Kardashian's "Medical Medium" About Her Psoriasis Struggle," 15 June 2019 Humira, which treats rheumatoid arthritis, psoriasis and colitis, saw sales slip in the first quarter due to growing biosimilar competition overseas. Washington Post, "AbbVie makes $63B bid for Botox maker Allergan," 25 June 2019 Bristol doesn’t currently sell psoriasis medicines, but has an experimental drug for the disease in late-stage trials. Joseph Walker, WSJ, "Antitrust Concerns Delay Bristol-Myers’ $74 Billion Merger With Celgene," 24 June 2019 AbbVie’s flagship therapy, a medicine used to treat a slew of conditions from arthritis to psoriasis to Crohn’s disease and ulcerative colitis, is the bestselling drug in the world, bringing in nearly $20 billion in global sales last year alone. Fortune, "Protect at All Costs: How the Maker of the World’s Bestselling Drug Keeps Prices Sky-High," 18 July 2019 Applying an aloe extract cream several times daily might reduce redness, scaling, and itching inflammation due to mild to moderate psoriasis, the Mayo Clinic states. Caroline Picard, Good Housekeeping, "The 5 Best Benefits of Aloe Vera Gel, According to Dermatologists," 8 July 2019 Public health advocates worry that some doctors are issuing bogus medical exemptions, allowing kindergartners to avoid inoculations for spurious reasons like asthma or skin conditions such as psoriasis. Rong-gong Lin Ii,, "Measles-infected person travels through LAX airport on Memorial Day weekend," 7 June 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'psoriasis.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of psoriasis

circa 1684, in the meaning defined above

History and Etymology for psoriasis

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

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Statistics for psoriasis

Last Updated

11 Nov 2019

Time Traveler for psoriasis

The first known use of psoriasis was circa 1684

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More Definitions for psoriasis


How to pronounce psoriasis (audio)

English Language Learners Definition of psoriasis

medical : a skin disease that causes areas of your skin to become red and rough and to fall off


pso·​ri·​a·​sis | \ sə-ˈrī-ə-səs How to pronounce psoriasis (audio) \
plural psoriases\ -​ˌsēz How to pronounce psoriases (audio) \

Medical Definition of psoriasis

: a chronic skin disease characterized by circumscribed red patches covered with white scales

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More from Merriam-Webster on psoriasis

Rhyming Dictionary: Words that rhyme with psoriasis

Spanish Central: Translation of psoriasis

Nglish: Translation of psoriasis for Spanish Speakers

Britannica English: Translation of psoriasis for Arabic Speakers Encyclopedia article about psoriasis

Comments on psoriasis

What made you want to look up psoriasis? Please tell us where you read or heard it (including the quote, if possible).


not being in agreement or harmony

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