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
According to the lawsuit, Messer is a longtime Type 2 diabetic who had several toes amputated due to diabetic ulcers not long before his arrest.
—
Lauren Liebhaber, Kansas City Star, 12 July 2024
That’s because bleeding can also be a sign of other issues like an ulcer, a side effect of medication, a precancerous polyp, or even anal or colorectal cancer.
—Theresa Tamkins, SELF, 9 July 2024
The drug is used to induce labor, treat miscarriages, reduce the risk of serious bleeding from ulcers and other indications.
—Ahmed Aboulenein and Brendan Pierson, USA TODAY, 25 May 2024
Others are more serious than hemorrhoids but treatable, like an ulcer, an anal fissure, a polyp, or a medication (like an NSAID or blood thinner) that can cause bleeding as a side effect.
—Theresa Tamkins, SELF, 10 June 2024
See all Example Sentences for ulcer 
Lauren Liebhaber, Kansas City Star, 12 July 2024
That’s because bleeding can also be a sign of other issues like an ulcer, a side effect of medication, a precancerous polyp, or even anal or colorectal cancer.
—Theresa Tamkins, SELF, 9 July 2024
The drug is used to induce labor, treat miscarriages, reduce the risk of serious bleeding from ulcers and other indications.
—Ahmed Aboulenein and Brendan Pierson, USA TODAY, 25 May 2024
Others are more serious than hemorrhoids but treatable, like an ulcer, an anal fissure, a polyp, or a medication (like an NSAID or blood thinner) that can cause bleeding as a side effect.
—Theresa Tamkins, SELF, 10 June 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.
Dictionary Entries Near ulcer
Cite this Entry
“Ulcer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ulcer. Accessed 27 Jul. 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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