pityriasis

pityriasis definition - medical

pit·y·ri·a·sis (pĭtˌĭ-rīˈə-sĭs)

noun pl. pit·y·ri·a·ses (-sēzˌ)
Any of various skin diseases of humans and animals, characterized by epidermal shedding of flaky scales.

Related Forms:

  • pitˌy·riˈa·sic (-sĭk) adjective

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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