ul·​cer | \ ˈəl-sər How to pronounce ulcer (audio) \

Definition of ulcer

1 : a break in skin or mucous membrane with loss of surface tissue, disintegration and necrosis of epithelial tissue, and often pus
2 : something that festers and corrupts like an open sore

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Other Words from ulcer

ulcer verb

Examples of ulcer in a Sentence

Recent Examples on the Web If they were left on for an extended period, the cornea would become cloudy and develop an ulcer, which ultimately would cause permanent blindness. oregonlive, 5 May 2021 Fahrenheit as well as a skin ulcer (open sore or wound) at the site of the bite which may be very painful, says Dr. Marcos. Lauren Krouse, Health.com, 18 May 2021 When Greece slashed public health spending and experienced nearly triple the usual unemployment rate, wastewater analysis revealed that the use of antidepressants, drugs used to treat high blood pressure, and ulcer medications shot up. Miranda Weiss, Smithsonian Magazine, 26 Apr. 2021 The opponent’s offensive rebounds will give them an ulcer. John Canzano, oregonlive, 30 Mar. 2021 The cause was complications from surgery for a perforated ulcer, said a daughter, Bonnie Asher. Washington Post, 18 Mar. 2021 A year later, Hamilton was diagnosed with a pressure ulcer on his tailbone from the extended hours of sitting. Laura Klairmont, CNN, 11 Mar. 2021 To explain this away as some sort of psychosomatic ulcer? The Politics Of Everything, The New Republic, 3 Feb. 2021 Felipe was briefly discharged in June to a rehabilitation facility, but was rushed back to the emergency room after becoming septic from a bleeding ulcer. NBC News, 9 Dec. 2020

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

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First Known Use of ulcer

14th century, in the meaning defined at sense 1

History and Etymology for ulcer

Middle English, from Latin ulcer-, ulcus; akin to Greek helkos wound

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Time Traveler for ulcer

Time Traveler

The first known use of ulcer was in the 14th century

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Statistics for ulcer

Last Updated

7 Jun 2021

Cite this Entry

“Ulcer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ulcer. Accessed 14 Jun. 2021.

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More Definitions for ulcer



English Language Learners Definition of ulcer

medical : a painful, sore area inside or outside the body


ul·​cer | \ ˈəl-sər How to pronounce ulcer (audio) \

Kids Definition of ulcer

: a slow-healing open painful sore (as of the lining of the stomach) in which tissue breaks down


ul·​cer | \ ˈəl-sər How to pronounce ulcer (audio) \

Medical Definition of ulcer

 (Entry 1 of 2)

: a break in skin or mucous membrane with loss of surface tissue, disintegration and necrosis of epithelial tissue, and often pus a stomach ulcer


ulcered; ulcering\ ˈəls-​(ə-​)riŋ How to pronounce ulcer (audio) \

Medical Definition of ulcer (Entry 2 of 2)

More from Merriam-Webster on ulcer

Nglish: Translation of ulcer for Spanish Speakers

Britannica English: Translation of ulcer for Arabic Speakers

Britannica.com: Encyclopedia article about ulcer


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