| Noun | 1. | acanthosis nigricans - a skin disease characterized by dark wart-like patches in the body folds; can be benign or malignant Synonyms: keratosis nigricans |
a skin condition characterized by darkened skin patches; common in people whose body is not responding correctly to the insulin that they make in their pancreas (insulin resistance). This skin condition is also seen in people who have pre-diabetes or type 2 diabetes.
disease of the skin, keratosis nigricans, skin condition, skin disease, skin disorder, skin problem