Definition of "rosacea" [rosacea]

• A chronic dermatitis of the face, especially of the nose and cheeks, characterized by a red or rosy coloration, caused by dilation of capillaries, and the appearance of acnelike pimples. Also called acne rosacea. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "But alas, my champion pepper chomping may have hit an end as rosacea is exacerbated byspicy foods."
• "In one of the few things the Roman parish isn't blessed with, Ss. Trinita dei Pellegrini does not have a solemn Mass set in rosacea."
• "Narragansett, R. I.There are a few well-known causes of constant facial flushing: certain daily drugs; a skin condition called rosacea; a handful of rare disorders, including blood, thyroid, and kidney cancers; and a slow-growing tumor called a carcinoid."