| a chronic form of acne affecting the nose, forehead, and cheeks, characterized by red pustular lesions. |
rosacea ro·sa·ce·a (rō-zā'shē-ə)
n.
A chronic dermatitis of the face, especially of the nose and cheeks, characterized by a red or rosy coloration with deep-seated papules and pustules and caused by dilation of capillaries. Also called acne erythematosa, acne rosacea.