Medical Dermatology Glossary
90 terms total — 3 showing — Last updated 26 Oct 2026
Hyperpigmentation
Darkening of the skin due to an increase in melanin production or deposition, appearing as patches or macules darker than the surrounding skin.
Comedogenic
Describing a substance or formulation that is liable to clog follicular ostia and promote the formation of comedones.
Comedolytic
Describing an agent or property that dissolves or prevents the formation of comedones, particularly in the treatment of...
Comedone
A plugged hair follicle unit in the skin, presenting as either an open (blackhead) or closed (whitehead) lesion, charact...