1. (noun) a skin condition marked by an overgrowth of layers of horny skin

• actinic keratosis
• darier's disease
• keratosis follicularis
• keratoderma blennorrhagica
• keratosis blennorrhagica
• keratosis pilaris
• seborrheic keratosis
• verruca
• wart

1. (noun) a skin condition marked by an overgrowth of layers of horny skin

• disease of the skin
• skin disease
• skin disorder