[ roh-zey-shuh, -shee-uh ]
See synonyms for rosacea on
  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.

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
  • Formerly ac·ne ro·sa·ce·a [ak-nee roh-zey-shuh, -shee-uh] /ˈæk ni roʊˈzeɪ ʃə, -ʃi ə/ .

Words Nearby rosacea Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use rosacea in a sentence

British Dictionary definitions for rosacea


/ (rəʊˈzeɪʃə) /

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

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