rosacea

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noun ro·sa·cea \ rō-ˈzā-sh(ē-)ə \

Definition of rosacea

:a chronic inflammatory skin disorder typically involving the nose, forehead, and chin that is characterized especially by redness, flushing, telangiectasia, inflamed lesions, and burning sensation, and sometimes by eye dryness and irritation and thickening of tissues especially of the nose — called also acne rosacea

Recent Examples of rosacea from the Web

While all booze can up your risk of developing rosacea, drinking one to three glasses of white wine per month increases your chances by 14 percent, while five or more glasses per week elevates that number to 49 percent.

— marissa oliva, Cosmopolitan, "4 Foolproof Ways to Treat Your Rosacea," 22 July 2017
Some of the most common reasons why these blood vessels break are fluctuation in hormones, sun damage, and skin conditions like rosacea.

— kelly dougher, Allure, "8 Reasons Your Skin Has Red Spots on It," 23 June 2017
Additionally, study participants over age 50, as well as those with ocular rosacea, had significantly higher risks of developing migraines than the general population.

— dr. leslie baumann, miamiherald, "Migraines and rosacea may be connected, study says," 12 June 2017
Research has linked shifts in the microbiome to inflammatory issues such as eczema, psoriasis, rosacea, and acne.

— maddie aberman, Cosmopolitan, "3 Ways to Make Sure You're Cleaning Your Face Correctly," 30 May 2017
Reds are modern, but are prone to mimic signs of sickness — or rosacea. Peaches, on the other hand, flatter every skin tone, and — better yet — every skill level.

— ashley weatherford, The Cut, "The Best Blush Is a Korean ‘Tension’ Blush," 15 May 2017
Angelic readers 1 Many of you had suggestions for improving the red facial patches caused by rosacea.

— ellen warren, chicagotribune.com, "Still puzzled by the cold shoulder? Ellen explains.," 8 May 2017
For women with sensitive skin, or conditions like rosacea or eczema, mineral makeup is a game changer.

— lauren valenti, Marie Claire, "6 Reasons to Make the Switch to Mineral Foundation," 11 Apr. 2017
The other drugs are antibiotics to control rosacea, a common skin problem, and a statin for elevated blood cholesterol and lipids.

— lawrence k. altman, m.d., New York Times, "Donald Trump’s Longtime Doctor Says President Takes Hair-Growth Drug," 1 Feb. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'rosacea.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of rosacea

short for New Latin acne rosacea rose-colored acne

NEW! Time Traveler

First Known Use: 1843

See Words from the same year

Medical Dictionary

rosacea

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noun ro·sa·cea \ rō-ˈzā-sh(ē-)ə \

medical Definition of rosacea

:a chronic inflammatory skin disorder typically involving the nose, cheeks, forehead, and chin that is characterized especially by redness, flushing, telangiectasia, inflamed lesions, burning sensation, and sometimes eye dryness and irritation and thickening of tissues especially of the nose — called also acne rosacea