keratosis
/ˌkɛrəˈtoʊsɪs/
noun
- A skin condition where rough, scaly patches form on the skin, often caused by sun damage or aging.
- The dermatologist diagnosed the rough spot on his arm as actinic keratosis.
- Many older adults develop keratosis on their hands and face from years of sun exposure.
- She applied a special cream to treat the keratosis on her forehead.