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
Recent Examples of ulcer from the Web
Unlike frogs suffering from Bd, which thickens and hardens their skin, the salamander had ulcers all over its body.
Take the issue of traditional medicine: Many older Chinese turn to treatments using wildlife parts to cure ailments from arthritis to fevers to ulcers.
Approximately 15 percent of patients with diabetes develop foot ulcers (open sores or wounds).
The portrait of Hill, who cooperated with the author, gives us a close-up of this oddly introspective man who played the classical organ, was afflicted with ulcers, and suffered from bad nerves before every race.
Petty’s last two of his seven Daytona 500 victories — 1979 and 1981 — both came after operations to remove part of his stomach after serious ulcer problems.
Because of poor blood circulation, diabetics are susceptible to developing ulcers in their lower legs and feet that heal poorly and can sometimes lead to amputations.
Brown recluse spider: When bitten, there is delayed pain and an ulcer on the skin from necrotic poison that takes a while to heal.
In addition to chronic pain, people with the disease can suffer a long list of problems, ranging from fatigue to ulcers to organ failure.
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.
Origin and Etymology of ulcer
Middle English, from Latin ulcer-, ulcus; akin to Greek helkos wound
First Known Use: 14th centurySee Words from the same year
ULCER Defined for English Language Learners
Definition of ulcer for English Language Learners
medical : a painful, sore area inside or outside the body
ULCER Defined for Kids
Definition of ulcer for Students
: a slow-healing open painful sore (as of the lining of the stomach) in which tissue breaks down
Medical Definition of ulcer
: a break in skin or mucous membrane with loss of surface tissue, disintegration and necrosis of epithelial tissue, and often pus a stomach ulcer
Seen and Heard
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