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Definitions

ulcer

[uhl-ser] / ˈʌl sər /
NOUN
an internal or external sore
Synonyms


NOUN
inflammatory condition
Synonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

While misoprostol, which is commonly prescribed for ulcer prevention, can be used alone for abortions, it is less effective and less safe than when it’s used in combination with mifepristone.

From Salon • Feb. 9, 2026

Over a lifetime, as many as one in three people with diabetes may experience a foot ulcer.

From Science Daily • Jan. 20, 2026

An ulcer was named deputy director of the FBI.

From Slate • Mar. 1, 2025

The fight, initially scheduled for July, was postponed in May on medical advice after Tyson suffered from a stomach ulcer flare-up which he has now revealed was more serious than it first appeared.

From BBC • Nov. 17, 2024

Root felt the ulcer in his gut begin to bubble like a volcano.

From "Artemis Fowl" by Eoin Colfer