erythema

noun

er·​y·​the·​ma ˌer-ə-ˈthē-mə How to pronounce erythema (audio)
: abnormal redness of the skin or mucous membranes due to capillary congestion (as in inflammation)

Examples of erythema in a Sentence

Recent Examples on the Web Symptoms usually include fever, headache, fatigue, and a skin rash called erythema migrans that often appears red and circular. Korin Miller, Flow Space, 4 July 2024 The symptom most commonly associated with Lyme disease is the bulls-eye rash, medically called erythema migrans. Amanda MacMillan, Health, 15 Apr. 2023 In its early stages, Lyme disease can cause headaches and fatigue like babesiosis but in 70% to 80% of cases, according to CDC estimates, Lyme disease manifests with a distinctive rash called erythema migrans around the spot where the tick entered the skin. Emily Washburn, Forbes, 22 Mar. 2023 The minimal erythema dose (MED) was assessed at baseline and after 12 weeks under standardized conditions. Seriously Science, Discover Magazine, 8 Aug. 2015 Often, the initial tick bite and/or the erythema go unnoticed or the initial symptoms are attributed to a viral illness and no antibiotics are administered. BostonGlobe.com, 3 June 2022 The most common side effect, which occurred in 7 to 12 percent of patients, was mild erythema or temporary reddening of the skin. Taylore Glynn, Allure, 8 Dec. 2021 The most common side effect, which occurred in 7 to 12 percent of patients, was mild erythema — aka reddening of the skin. Kaleigh Fasanella, Allure, 30 Aug. 2020 In fact, thalidomide was ultimately approved by the FDA in 1998 for the treatment of erythema nodosum leprosum, an inflammatory complication of leprosy. WSJ, 11 Mar. 2020

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'erythema.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

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

First Known Use

circa 1783, in the meaning defined above

Time Traveler
The first known use of erythema was circa 1783

Dictionary Entries Near erythema

Cite this Entry

“Erythema.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/erythema. Accessed 22 Jul. 2024.

Medical Definition

erythema

noun
er·​y·​the·​ma ˌer-ə-ˈthē-mə How to pronounce erythema (audio)
: abnormal redness of the skin or mucous membranes due to capillary congestion (as in inflammation)

More from Merriam-Webster on erythema

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!