acanthosis nigricans

noun
acanthosis ni·​gri·​cans | \ -ˈnig-rə-ˌkanz How to pronounce acanthosis nigricans (audio) , -ˈnī-grə- How to pronounce acanthosis nigricans (audio) \

Medical Definition of acanthosis nigricans

: a skin condition that is marked by dark discoloration and velvety thickening of the skin especially of body folds or creases (as of the armpit, groin, or neck) and that is often associated with obesity, insulin resistance, hormonal irregularity, or medication use but may rarely occur as a sign of cancer (as of the stomach or liver)

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Cite this Entry

“Acanthosis nigricans.” The Merriam-Webster.com Medical Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/medical/acanthosis%20nigricans. Accessed 12 December 2019.

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