psoriasis

Estimated CEFR level: C2 — Proficiency

Estimated from word frequency; not an official CEFR classification.

Definition

  1. noun 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

Etymology

From Late Latin psōriasis (“mange, scurvy, psoriasis”), from Koine Greek ψωρίασις (psōríasis), from Ancient Greek ψώρα (psṓra, “itch”) + -σις (-sis, “-sis: forming nouns of action & medical disorders”). Cognate with psora.

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