Definition: An area of thickened skin produced by excessive scratching. The lines of the skin are more pronounced than usual looking like a washboard.
Pronunciation: lie-KEN-i-fi-KA-shun (noun)
Also Known As: Eczema, lichen planus, dermatitis
From Heather Brannon, MD, former About.com Guide
Updated January 04, 2004
About.com Health's Disease and Condition content is reviewed by the Medical Review Board