noun🔗SharePitiriasisAny of several varieties of skin diseases characterized by the shedding of flakes or scales.""The doctor diagnosed my itchy scalp as pityriasis, explaining that the flaking skin was causing the irritation." "El médico diagnosticó mi cuero cabelludo con picazón como pitiriasis, explicando que la descamación de la piel estaba causando la irritación.medicinediseaseChat with AIVocabulary GamePractice Reading