parapsoriasis

noun
para·​pso·​ri·​a·​sis | \ -sə-ˈrī-ə-səs How to pronounce parapsoriasis (audio) \
plural parapsoriases\ -​ˌsēz How to pronounce parapsoriases (audio) \

Medical Definition of parapsoriasis

: a rare skin disease characterized by red scaly patches similar to those of psoriasis but causing no sensations of pain or itch