Definition of rosacea in English:


Line breaks: ros|acea
Pronunciation: /rəʊˈzeɪʃɪə
(also acne rosacea)


[mass noun] Medicine
A condition in which certain facial blood vessels enlarge, giving the cheeks and nose a flushed appearance.
More 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-coloured'.

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cause (someone) to lose confidence or hope; dispirit