: 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
Examples of acne in a Sentence
a teenager with bad acne
Recent Examples on the Web
Through the gut-skin axis, an unhealthy gut or ongoing internal inflammation can contribute to conditions such as acne, eczema, rosacea, dullness, and sensitive skin.
—
Tatiana Dias,
Vogue,
25 June 2026
Range Beauty Created by Alicia Scott, Range Beauty focuses on sensitive, acne-prone, and melanin-rich skin.
—
Corein Carter,
Forbes.com,
25 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,
24 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,
24 June 2026
See All Example Sentences for acne
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Tatiana Dias,
Vogue,
25 June 2026
Range Beauty Created by Alicia Scott, Range Beauty focuses on sensitive, acne-prone, and melanin-rich skin.
—
Corein Carter,
Forbes.com,
25 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,
24 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,
24 June 2026
See All Example Sentences for acne
Cite this Entry
“Acne.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/acne. Accessed 27 Jun. 2026.
Copy CitationKids 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
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