acne /ˈækni/ noun3 •A skin condition, usually of the face, that is common in adolescents. It is characterised by red pimples, and is caused by the inflammation of sebaceous glands through bacterial infection; acne vulgaris.He struggled with severe acne during his teenage years.The dermatologist prescribed a cream to treat her acne. •A pattern of blemishes in an area of skin resulting from the skin condition. •Any of several other skin conditions that resemble acne vulgaris. formsacnae · acnes
