Definition of rosacea in English:

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Pronunciation: /rōˈzāSH(ē)ə/
(also acne rosacea)


A condition in which certain facial blood vessels enlarge, giving the cheeks and nose a flushed appearance.
Example sentences
  • For example, the condition acne rosacea is caused by permanent widening of the blood vessels of the skin of the cheeks and nose.
  • This condition is distinguishable from rosacea because it affects all sun-exposed areas of the body, and patients will develop light sensitivity with repeated exposure.
  • Women are more likely to get rosacea on the cheeks and chin, but men are more likely to get rhinophyma.


Late 19th century: from Latin, feminine of rosaceus in the sense 'rose-colored'.

For editors and proofreaders

Syllabification: ro·sa·ce·a

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