Dandruff and Psoriasis

Dandruff

Dandruff is the shedding of dead skin cells from the scalp. Dandruff is not to be confused with a simple dry scalp.

dandruff n 1: a condition in which white scales of dead skin are shed by the scalp 2: loose scales shed from the scalp; "I could see the dandruff on her shoulders"

30 Moby Thesaurus words for "dandruff": carrion, chip, corruption, decay, excrement, filth, flake, floccule, flocculus, flock, foul matter, furfur, gangrene, mess, muck, mucus, obscenity, ordure, paring, pus, putrid matter, rot, scale, scurf, scuz, shaving, slime, smut, snot, sordes

Dandruff \Dandruff\ (d[a^]n"dr[u^]f), n. [Prob. from W. toncrust, peel, skin + AS. dr[=o]f dirty, draffy, or W. drwg bad: cf. AS. tan a letter, an eruption. [root]240.] A scurf which forms on the head, and comes off in small scales or particles. [Written also {dandriff}.] [1913 Webster]

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Psoriasis

Psoriasis () is an autoimmune disease that affects the skin. It occurs when the immune system mistakes the skin cells as a pathogen, and sends out faulty signals that speed up the growth cycle of skin cells.

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

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. [1913 Webster]

Data Sources:

  • dandruff: WordNet (r) 2.0
  • dandruff: Moby Thesaurus II by Grady Ward, 1.0
  • dandruff: The Collaborative International Dictionary of English v.0.44
  • psoriasis: WordNet (r) 2.0
  • psoriasis: The Collaborative International Dictionary of English v.0.44

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