acne

noun

ac·​ne ˈak-nē 

: a disorder of the skin that is marked by blemishes (such as whiteheads, blackheads, or pustules) especially on the face, chest, and shoulders and is caused by inflammation of sebaceous glands and hair follicles

especially : a form found chiefly in adolescents

acned

ˈak-nēd 

adjective

an acned teenager

acned skin

Examples of acne in a Sentence

a teenager with bad acne

Recent Examples on the Web

The agency said Sanchez-Munoz has brown hair, weighs 184 pounds, is 5 feet 8 inches tall, has a tattoo on his right bicep and acne scars on his face. —Nathan Pilling, Kansas City Star, 19 June 2026

Harvard Health reports the associations may stretch well beyond the gut, from autoimmune diseases like lupus, type 1 diabetes and multiple sclerosis to chronic fatigue, fibromyalgia, arthritis, allergies, asthma, acne, obesity and even mental illness. —Ryan Brennan, Sacbee.com, 18 June 2026

Its heavy nature also causes oils to build up in pores, causing acne and breakouts, which other established moisturizing ingredients, like ceramides, petrolatum, squalene, glycerin and shea butter, are less likely to do. —Mary Walrath-Holdridge, USA Today, 18 June 2026

The formula combines an acne-fighting trio of AHAs, BHAs, and PHAs to exfoliate away dead skin cells and unclog pores, while tea tree leaf water further targets breakouts, and calamine keeps excess oil in check. —Christa Joanna Lee, Allure, 18 June 2026

Word History

Etymology

borrowed from New Latin acnē, acna, borrowed from Late Greek aknḗ "eruption on the face," manuscript variant of akmḗ, literally, "point" — more at acme

First Known Use

1743, in the meaning defined above

Phrases Containing acne

• acne rosacea
• anti-acne
• mask acne

Kids Definition

acne

noun

ac·​ne ˈak-nē 

: a disorder of the skin caused by inflammation of skin glands and hair follicles and marked by pimples especially on the face

Medical Definition

acne

noun

ac·​ne ˈak-nē 

: a disorder of the skin that is marked by blemishes (such as whiteheads, blackheads, or pustules) especially on the face, chest, and shoulders and is caused by inflammation of sebaceous glands and hair follicles

especially : a form found chiefly in adolescents : acne vulgaris

acned

-nēd 

adjective