Beauty Glossary Tips

Acne conglobata: Type of acne in which interconnected nodules are located beneath the surface of the skin.

Acne mechanica: Acne caused by exposure to heat, covered skin, pressure, or repetitive friction.

Acne vulgaris: The most common type of acne, associated with blackheads, whiteheads, papules, and pustules, commonly referred to as pimples or zits.

Actinic keratoses: Precancerous growths that can appear red, thick, and rough; usually found on sun-damaged skin.

Age spots: Flat, brownish patches on the skin caused by sun exposure and perhaps aging; also known as “liver spots.”

Alopecia: Unusual hair loss, most often on the scalp.

Alpha hydroxy acids (AHAs): Exfoliating ingredients derived from fruit and milk sugars and used to help reduce the appearance of wrinkles and age spots.

Antioxidants: Vitamins A (including beta carotene), C, and E, thought to repair and protect skin cells by neutralizing damaging free radicals.

Atopic: When an antibody present in the skin makes someone more likely to experience allergic reactions.

Basal cell carcinoma: Type of skin cancer that forms at the base of the epidermis of the skin and usually does not spread to other parts of the body; associated with long-term overexposure to the sun.

Benzoyl peroxide: Topical acne treatment that kills acne-causing bacteria.

Blackhead: A clogged pore usually filled with hardened oil and dead skin cells; the tip is visible at the pore opening.

Blepharoplasty: Cosmetic procedure to remove excess fat and skin from around the eyes.

Chemical peel: Chemical solution applied to the skin to remove damaged outer layers.

Dermabrasion: Procedure in which a rotating brush is used to abrade, or remove, the outer surface of the skin.

Dermatitis: Inflammation of the skin.

Dermis: The middle layer of the skin.

Eczema: Inflammatory response in the skin that can lead to redness, itching, and scaling.

Epidermis: The outer layer of the skin.

Exfoliate: To slough off the outer layer of skin cells.

Follicle: A shaft in the skin through which hair grows.

Isotretinoin (Accutane and other brand names): Oral vitamin A-based medication used to treat severe acne.

Laser resurfacing: Laser procedure to remove signs of aging, including fine lines, wrinkles, and age spots.

Melanin: A chemical in the body that gives skin and hair their unique color.

Melanoma: Life-threatening form of skin cancer that usually develops in an existing mole.