Definition of erythema in English:

erythema

noun

Medicine
  • [mass noun] Superficial reddening of the skin, usually in patches, as a result of injury or irritation causing dilatation of the blood capillaries.

    • ‘The only adverse effects of therapy were transient skin erythema and local hair loss in three irradiated patients.’
    • ‘For people with light skin, any erythema should be a signal for intervention and monitoring.’
    • ‘Local irritation, erythema, ulceration, and tenderness were common reactions.’
    • ‘Early application of topical steroids is useful to limit erythema and pruritus.’
    • ‘The most common side effects are acne, erythema, and burning and stinging of the skin.’
    spots, skin eruption, breakout
    View synonyms

Origin

Late 18th century: from Greek eruthēma, from eruthainein be red, from eruthros red.

Pronunciation:

erythema

/ˌɛrɪˈθiːmə/