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rosacea

American  
[-shee-uh, roh-zey-shuh] / -ʃi ə, roʊˈzeɪ ʃə /

noun

Pathology.
  1. a chronic disorder of the facial skin marked by flare-ups and remissions that is often mistaken for acne and is characterized by flushing, redness, pimples, visible blood vessels, and burning or stinging.


rosacea British  
/ rəʊˈzeɪʃə /

noun

  1. Also called: acne rosacea.  a chronic inflammatory disease causing the skin of the face to become abnormally flushed and sometimes pustular

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of rosacea

First recorded in 1825–35; from New Latin (acnē) rosācea “rose-colored (acne),” Latin, feminine of rosāceus “made of roses”; see origin at rosaceous

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Mineral sunscreens are commonly recommended for people with sensitive skin, acne-prone skin, rosacea or those who prefer non-chemical options.

From Science Daily Jul. 20, 2026

Project E Beauty LLC said it had removed potential medical claims relating to "healing", "treating acne" and "rosacea".

From BBC Nov. 4, 2025

King recommends that people with dry or sensitive skin, as well as those with rosacea, stay away from ice facials, as the cold can be irritating and cause flaking and redness.

From National Geographic Feb. 21, 2024

Q: I’ve been dealing with the sudden onset of rosacea for about a year.

From Seattle Times Nov. 15, 2023

In many instances mild rosacea coexists with oily seborrhœa of the nose.

From Essentials of Diseases of the Skin Including the Syphilodermata Arranged in the Form of Questions and Answers Prepared Especially for Students of Medicine by Henry Weightman Stelwagon

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