Word.ws English Dictionary

mouth ulcer

mouth ulcer noun: an aphthous ulcer; an open sore in the mouth, or rarely a break in the mucous membrane or the epithelium on the lips or surrounding the mouth.

Noun

mouth ulcer (plural mouth ulcers)

  1. An aphthous ulcer; an open sore in the mouth, or rarely a break in the mucous membrane or the epithelium on the lips or surrounding the mouth.

Forms of mouth ulcer

pluralmouth ulcers

Questions about mouth ulcer

What does mouth ulcer mean?
Mouth ulcer means an aphthous ulcer; an open sore in the mouth, or rarely a break in the mucous membrane or the epithelium on the lips or surrounding the mouth.
What part of speech is mouth ulcer?
Mouth ulcer is a noun.
What is the plural of mouth ulcer?
The plural of mouth ulcer is mouth ulcers.

Words near mouth ulcer in the dictionary

  1. mouth raping
  2. mouth shot
  3. mouth soaping
  4. mouth soapings
  5. mouth the words
  6. mouth ulcer
  7. mouth ulcers
  8. mouth wash
  9. mouth washes
  10. mouth-breathe
  11. mouth-breathed

Source and license

Adapted from Wiktionary: mouth ulcer (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Cite this entry: “mouth ulcer.” Word.ws, https://word.ws/mouth_ulcer. Based on Wiktionary, CC BY-SA 4.0.