abnormal redness of the skin due to local congestion, as in inflammation.
Origin of erythema
1760–70; < New Latin < Greek, equivalent to eryth(rós) red + -ēma noun suffix
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
pathol redness of the skin, usually occurring in patches, caused by irritation or injury to the tissue
Word Origin for erythema
C18: from New Latin, from Greek eruthēma, from eruthros red
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
medical Latin, from Greek erithema, from erythainein "to become red," from erythros "red" (see red (1)). Related: Erythematous.
Online Etymology Dictionary, © 2010 Douglas Harper
Redness of the skin caused by dilatation and congestion of the capillaries, often a sign of inflammation or infection.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.