Meaning of the word ulcer in English

What does ulcer mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

ulcer

US /ˈʌl.sɚ/
UK /ˈʌl.sɚ/
"ulcer" picture

Noun

1.

an open sore on an external or internal surface of the body, caused by a break in the skin or mucous membrane that fails to heal

Example:
The doctor diagnosed him with a stomach ulcer.
She had a painful mouth ulcer that made eating difficult.
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