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pityriasis |
2 definitions found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Pityriasis \Pit`y*ri"a*sis\, n. (Veter.) A disease of domestic animals characterized by dry epithelial scales, and due to digestive disturbances and alteration of the function of the sebaceous glands. From Webster's Revised Unabridged Dictionary (1913) [web1913]: Pityriasis \Pit`y*ri"a*sis\, n. [NL., fr Gr ?, fr ?, lit., bran.] (Med.) A superficial affection of the skin, characterized by irregular patches of thin scales which are shed in branlike particles. {Pityriasis versicolor} [NL.] (Med.), a parasitic disease of the skin, characterized by the development of reddish or brownish patches.
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