If you're keeping up on rosacea, you may come across medical terminology that is commonly used to describe and explain the condition. Here is a list of frequently used technical terms and their meanings.

• Chalazion: A cyst on the eyelid due to plugging of the meibomian glands, fat-secreting glands of the eyes.
• Edema: Swelling from abnormally large amounts of fluids in the tissues.
• Erythema: Abnormal redness of the skin.
• Flushing: Transient redness of the face and neck.
• Ocular: Relating to the eyes.
• Papule: A small, dome-shaped, solid, usually inflamed elevation of the skin.
• Paranasal: Alongside the nose.
• Phymatous: Enlarged due to the growth of excess tissue.
• Plaque: An elevated red patch on the skin.
• Pustule: A small elevation of the skin filled with a white substance.
• Rhinophyma: Enlargement of the nose with excess tissue.
• Telangiectasia: Blood vessels visible through the skin.