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psoriasis |
2 definitions found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Psoriasis \Pso*ri"a*sis\, n. [NL., fr Gr ?, fr ? psora.] (Med.) a The state of being affected with psora. [Obs.] b A cutaneous disease, characterized by imbricated silvery scales, affecting only the superficial layers of the skin. From WordNet r 1.6 [wn]: psoriasis n : a chronic skin disease characterized by dry red patches covered with scales; occurs especially on the scalp and ears and genitalia and the skin over bony prominences
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