Bible Dictionaries
Pityriasis

Webster's Dictionary

(1):

(n.) A superficial affection of the skin, characterized by irregular patches of thin scales which are shed in branlike particles.

(2):

(n.) A disease of domestic animals characterized by dry epithelial scales, and due to digestive disturbances and alteration of the function of the sebaceous glands.

Bibliography Information
Webster, Noah. Entry for 'Pityriasis'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​p/pityriasis.html. 1828.