Medical Definition of seborrheic keratosis
: a benign hyperkeratotic tumor that occurs singly or in clusters on the surface of the skin, is usually light to dark brown or black in color, and typically has a warty texture often with a waxy appearance
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“Seborrheic keratosis.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/seborrheic%20keratosis. Accessed 11 Apr. 2021.
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