<dermatology> A facial skin disorder which results from chronic inflammation of the cheeks, nose, chin, forehead, and-or eyelids. This is often demonstrated by increased redness or acne-like eruptions in these locations on the face. ... (15 Nov 1997) ... 
(ak´ne ro-za´she-ә) rosacea.
Type: Term Synonyms: rosacea
Acne rosacea: This term is actually a misnomer! The appropriate term is simply rosacea which is a chronic skin disease that affects the middle third of the face with persistent redness over the areas of the face and nose that normally blush: mainly the forehead, the chin and the lower half of the nose. The tiny blood vessels in these areas enlarge ...
[n] - a skin disease of adults (more often women) in which blood vessels of the face enlarge resulting in a flushed appearance
rosacea noun a skin disease of adults (more often women) in which blood vessels of the face enlarge resulting in a flushed appearance
Chronic inflammatory disorder that targets the vascular and pilosebaceous units of the nose and cheeks (middle third of the face) resulting in papules and pustules against a background erythema.