Definition of "favus" []

• A chronic skin infection, usually of the scalp, caused by fungi of the genus Trichophyton and characterized by the development of thick, yellow crusts over the hair follicles. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "But the crowning achievement of the period in this direction was the discovery made by the German, J.L. Schoenlein, in 1839, that a very common and most distressing disease of the scalp, known as favus, is really due to the presence and growth on the scalp of a vegetable organism of microscopic size."
• "It diagnosed theC of conjunctivitis, theF of favus, and theT of trachoma."
• "He had indeed contracted the eye disease favus on the Giulia."