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
The company is also developing a device for the early detection of diabetic foot ulcers, supported by a grant from the Israeli Innovation Authority.
—
Quartz Bot, Quartz, 14 Nov. 2024
Misoprostol on its own is approved, as well, to prevent stomach ulcers.
—Aria Bendix, NBC News, 2 Nov. 2024
The different types include: Acute erosive gastritis: Erosive gastritis occurs when the stomach lining erodes or wears away, leading to painful or bleeding ulcers (open sores).
—Lindsay Curtis, Health, 23 Oct. 2024
Further testing revealed ulcers throughout my small intestine, and I was diagnosed with Crohn’s disease in my late 30s.
—Nick Blackmer, Verywell Health, 22 Oct. 2024
See all Example Sentences for ulcer 
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Quartz Bot, Quartz, 14 Nov. 2024
Misoprostol on its own is approved, as well, to prevent stomach ulcers.
—Aria Bendix, NBC News, 2 Nov. 2024
The different types include: Acute erosive gastritis: Erosive gastritis occurs when the stomach lining erodes or wears away, leading to painful or bleeding ulcers (open sores).
—Lindsay Curtis, Health, 23 Oct. 2024
Further testing revealed ulcers throughout my small intestine, and I was diagnosed with Crohn’s disease in my late 30s.
—Nick Blackmer, Verywell Health, 22 Oct. 2024
See all Example Sentences for ulcer
Dictionary Entries Near ulcer
Cite this Entry
“Ulcer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ulcer. Accessed 1 Dec. 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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