psoriasis

noun

pso·​ri·​a·​sis sə-ˈrī-ə-səs 

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

psoriatic

ˌsȯr-ē-ˈa-tik 

adjective or noun

Examples of psoriasis in a Sentence

Recent Examples on the Web

While psoriasis and psoriatic arthritis are hereditary, strep is also a trigger for the onset of guttate psoriasis.3 For me, that ultimately progressed to psoriatic arthritis. —Anisa Arsenault, Health, 30 Apr. 2025

Its anti-inflammatory properties can reduce redness and irritation associated with skin conditions like acne, psoriasis, and eczema. —Lindsay Curtis, Verywell Health, 21 Apr. 2025

May Support Skin Health Aloe vera gel is an effective topical treatment for many chronic skin conditions, such as eczema and psoriasis. —Sohaib Imtiaz, Verywell Health, 25 Apr. 2025

Future treatments for cancer and diseases such as psoriasis and multiple sclerosis will involve manipulations of the immune system. —William Baldwin, Forbes.com, 23 Apr. 2025

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

Rhymes for psoriasis

• archdiocese
• amebiasis
• candidiasis
• filariasis
• leishmaniasis
• mydriasis
• pityriasis
• cholelithiasis
• elephantiasis
• nephrolithiasis
• schistosomiasis
• urolithiasis

Kids 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