Ulcer

//ˈʌlsə// noun, verb

noun, verb ·Moderate ·High school level

Definitions

Noun
  1. 1
    An open sore of the skin, eyes or mucous membrane, often caused by an initial abrasion and generally maintained by an inflammation and/or an infection.
  2. 2
    a circumscribed inflammatory and often suppurating lesion on the skin or an internal mucous surface resulting in necrosis of tissue wordnet
  3. 3
    Peptic ulcer.

    ""Worry never solved any problems. Only gives you ulcers.""

  4. 4
    Anything that festers and corrupts like an open sore; a vice in character. figuratively
Verb
  1. 1
    To ulcerate.

Synonyms

All synonyms
abdominal herniaabscessapostemebanebed soreblain

Example

More examples

"When you start taking medicine it begins working on symptoms, like pain, right away, but that doesn't mean that the ulcer heals right away."

Etymology

From Old French ulcere, from Latin ulcus. Doublet of ulcus.

Related phrases

Aden ulcerBuruli ulcerCushing ulcerVincent's ulceraphthous ulcercold ulcerdecubitus ulcerduodenal ulceresophageal ulcergastric ulcermouth ulcerpeptic ulcer

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.