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

Other Words from ulcer

ulcer verb

Examples of ulcer in a Sentence

Recent Examples on the Web Left untouched, a single corroding ulcer will puncture tanks, seize a motor, even collapse a hull. Evan Osnos, The New Yorker, 18 July 2022 The administration noted that examples of discrimination could include a pharmacy that refuses to fill a prescription of misoprostol prescribed to help deal with a severe stomach ulcer. CBS News, 22 July 2022 However, misoprostol—a generic drug that is sold over-the-counter in certain countries, including Mexico, where it is used as an ulcer medication—can also be taken alone. Annalisa Merelli, Quartz, 24 June 2022 Doctors can prescribe misoprostol, one of the two drugs used in medication abortions, for other purposes, namely ulcer prevention. Washington Post, 4 May 2022 Bleeding problems in people without high-risk conditions like peptic ulcer disease, NSAID use or corticosteroid use are rare, the task force notes, but the risk goes up with age. Jen Christensen, CNN, 26 Apr. 2022 For Matt Beaty, the most ulcer-inducing difference between playing for the Dodgers and Padres involved 90 minutes of pure baseball panic. Bryce Millercolumnist, San Diego Union-Tribune, 21 Apr. 2022 Jobe, 78, died of complications from a small bowel ulcer on March 16 at Northwestern Memorial Hospital in Chicago, said his son, Will. Bob Goldsborough, Chicago Tribune, 6 May 2022 Stagnant water seems to be a requisite for outbreaks of Buruli ulcer, a disease caused by flesh-eating bacteria with a growing presence in southeastern Australia. Frances Vinall, Anchorage Daily News, 14 Apr. 2022 See More

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.

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

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

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Last Updated

30 Aug 2022

Cite this Entry

“Ulcer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ulcer. Accessed 3 Oct. 2022.

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More Definitions for ulcer


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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