Definition: The top layer of the skin, or the uppermost layer of the epidermis, made up of tightly packed cells that are constantly being sloughed away.
Also Known As: Corneum, horny layer.
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"Stratum Corneum"
By Angela Palmer, About.com
Created: July 11, 2007
About.com Health's Disease and Condition content is reviewed by Casey Gallagher, MD
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