mouth ulcer
Noun
Meaning
mouth ulcer (plural mouth ulcers)
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)
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.