pityriasis

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Related to pityriases: pityriasis alba, pityriasis rosea, pityriasis versicolor, Pityriasis lichenoides, tinea versicolor, Pityriasis capitis

pit·y·ri·a·sis

 (pĭt′ĭ-rī′ə-sĭs)
n. pl. pit·y·ri·a·ses (-sēz′)
Any of various skin diseases of humans and animals, characterized by epidermal shedding of flaky scales.

[Greek pitūriāsis, from pitūra, grain husks, bran, dandruff, perhaps from dissimilation of *putūra; see pau- in Indo-European roots, or akin to pitulos, repetitive striking; see pet- in Indo-European roots.]

pityriasis

(ˌpɪtəˈraɪəsɪs)
n
1. (Pathology) any of a group of skin diseases characterized by the shedding of dry flakes of skin
2. (Veterinary Science) a similar skin disease of certain domestic animals
[C17: via New Latin from Greek pituriasis scurfiness, from pituron bran]

pit•y•ri•a•sis

(ˌpɪt əˈraɪ ə sɪs)

n.
any of several skin diseases marked by the shedding of branlike scales.
[1685–95; < New Latin < Greek pitȳríāsis branlike eruption =pítȳr(on) bran, scale + -iāsis -iasis]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.pityriasis - any of several skin disorders characterized by shedding dry flakes of skinpityriasis - any of several skin disorders characterized by shedding dry flakes of skin
dermatosis - disorder involving lesions or eruptions of the skin (in which there is usually no inflammation)
dandruff - a condition in which white scales of dead skin are shed by the scalp
pityriasis alba - common form of pityriasis (usually in children or young adults) characterized by round patches of depigmentation
pityriasis rosea - pityriasis in which an itchy rash develops over the trunk and extremities
Translations

pityriasis

n pitiriasis f; — alba pitiriasis alba; — rosea pitiriasis rosada; — versicolor pitiriasis versicolor