er·​y·​the·​ma | \ ˌer-ə-ˈthē-mə \

Definition of erythema

: abnormal redness of the skin or mucous membranes due to capillary congestion (as in inflammation)

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Other Words from erythema

erythematous \ ˌer-​ə-​ˈthe-​mə-​təs \ adjective

Examples of erythema in a Sentence

Recent Examples on the Web

Chang says those with lighter complexions may be more prone to acne erythema (persistent redness) after inflammatory acne, while those with darker complexion patients may be more prone to post-inflammatory hyperpigmentation or brown blemishing. Audrey Noble, Harper's BAZAAR, "How To Get Rid of Acne Scars—Forever," 21 Jan. 2019 Each year, the CDC receives reports of nearly 30,000 cases of this illness, which can cause fever, headache, fatigue and a bulls-eye rash known as erythema migrans. Susan Scutti, CNN, "What you need to know about ticks," 23 May 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'erythema.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of erythema

circa 1783, in the meaning defined above

History and Etymology for erythema

New Latin, from Greek erythēma, from erythainein to redden, from erythros

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Statistics for erythema

Last Updated

31 Jan 2019

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Time Traveler for erythema

The first known use of erythema was circa 1783

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More Definitions for erythema


er·​y·​the·​ma | \ ˌer-ə-ˈthē-mə \

Medical Definition of erythema

: abnormal redness of the skin or mucous membranes due to capillary congestion (as in inflammation)

More from Merriam-Webster on erythema

Britannica English: Translation of erythema for Arabic Speakers Encyclopedia article about erythema

Comments on erythema

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a servile follower or underling

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