: 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
The lineup includes the Mānuka Cleanser, $58; Mānuka Cream, $88; Mānuka Essence, $110; Mānuka Mask, $76, and Mānuka Salve, $68, which is formulated for concentrated areas of irritation such as acne or dry patches.
—
Emily Burns, Footwear News, 22 Oct. 2025
Adult acne is much more inflammatory.
—Ariana Yaptangco, Glamour, 17 Oct. 2025
These medications are up to 20 times stronger than over-the-counter retinols and can increase collagen production, speed up the skin’s natural regeneration process, exfoliate dead skin cells, and reduce acne.
—Jessie Quinn, StyleCaster, 10 Oct. 2025
Retinol belongs to a class of ingredients called retinoids, which are key to a wide category of skincare products beloved for their skin-firming and acne-clearing abilities.
—Justin Fenner, Robb Report, 9 Oct. 2025
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Emily Burns, Footwear News, 22 Oct. 2025
Adult acne is much more inflammatory.
—Ariana Yaptangco, Glamour, 17 Oct. 2025
These medications are up to 20 times stronger than over-the-counter retinols and can increase collagen production, speed up the skin’s natural regeneration process, exfoliate dead skin cells, and reduce acne.
—Jessie Quinn, StyleCaster, 10 Oct. 2025
Retinol belongs to a class of ingredients called retinoids, which are key to a wide category of skincare products beloved for their skin-firming and acne-clearing abilities.
—Justin Fenner, Robb Report, 9 Oct. 2025
See All Example Sentences for acne
Cite this Entry
“Acne.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/acne. Accessed 28 Oct. 2025.
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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