Psoriasis

Origin

From Ancient Greek ψωρίασις, from ψώρα ("itch") (English psora) + -σις (-sis, "nouns of action") (English -sis).

Full definition of psoriasis

Noun

1. (disease) A noncontagious disease whose main symptom is gray or silvery flaky patches on the skin which are red and inflamed underneath when scratched.

Derived terms

• psoriatic

Related terms

• psora