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
ulcer
verb
Examples of ulcer in a Sentence
Recent Examples on the Web
In an eye, the worms can cause mild symptoms, like redness and watering, but also severe problems, such as crusty lesions, corneal ulcers, and even blindness.
—
Beth Mole, Ars Technica, 14 Aug. 2024
Topical iodine has been found to aid in healing diabetic foot wounds and venous leg ulcers.
—Johna Burdeos, Health, 11 Aug. 2024
Stress can contribute to inflammation in the circulatory system, including the coronary arteries; trigger migraines; throw off menstrual cycles; lead to stomach ulcers; and more.
—Angela Haupt, TIME, 8 Aug. 2024
No available treatment delays the progression of the condition, and long-term use of NSAIDs increases the risk of stomach ulcers, kidney failure, and stroke or heart attack.
—New Atlas, 28 July 2024
See all Example Sentences for ulcer 
Beth Mole, Ars Technica, 14 Aug. 2024
Topical iodine has been found to aid in healing diabetic foot wounds and venous leg ulcers.
—Johna Burdeos, Health, 11 Aug. 2024
Stress can contribute to inflammation in the circulatory system, including the coronary arteries; trigger migraines; throw off menstrual cycles; lead to stomach ulcers; and more.
—Angela Haupt, TIME, 8 Aug. 2024
No available treatment delays the progression of the condition, and long-term use of NSAIDs increases the risk of stomach ulcers, kidney failure, and stroke or heart attack.
—New Atlas, 28 July 2024
See all Example Sentences for ulcer
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'ulcer.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
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Cite this Entry
“Ulcer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ulcer. Accessed 22 Aug. 2024.
Copy CitationKids Definition
ulcer
noun
ul·cer
ˈəl-sər 
: a slow-healing open sore in which tissue breaks down
Medical Definition
ulcer
1 of 2 noun
ul·cer
ˈəl-sər
: a break in skin or mucous membrane with loss of surface tissue, disintegration and necrosis of epithelial tissue, and often pus
a stomach ulcer
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