Redness of the skin caused by dilatation and congestion of the capillaries, often a sign of inflammation or infection.
[Greek eruthēma, from eruthainein, to redden, be red, from eruthros, red; see reudh- in the Appendix of Indo-European roots.]
er′y·thema·tous (-thĕmə-təs, -thēmə-), er′y·the·matic (-mătĭk), er′y·themic adj.
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